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Updated: 06 Apr 2026

10 Best Throw Pillows Water-resistant

#1 Best Pick
Utopia Bedding Water Resistant Throw Pillows (18 x 18 Inches, Set of 2) - Decorative Square Outdoor and Indoor Pillows for Sofa Bed and Couch

Utopia Bedding Water Resistant Throw Pillows (18 x 18 Inches, Set of 2) - Decorative Square Outdoor and Indoor Pillows for Sofa Bed and Couch

Brand: Utopia Bedding
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  • Throw Pillow Pack of 2– Masterly crafted pillows with dimension 18 x 18 inches, designed to provide an exceptional level of comfort while adjusting to the modern bedding setting.
  • Water Resistant Pillows – Suitable for outdoor use and indoor spaces, these pillows are perfect for bedrooms, guest rooms, beaches, and travel. The decorative pillows deliver supportive comfort so you can relax and sleep well anywhere
  • Enchanting Aesthetics – These white throw pillows come with elegant aesthetics creating their own space in a modern bedroom theme for a lavish look.
  • Material Composition – These pillows are composed of Virgin Poly Staple fiber coupled with smooth and soft fabric that allows improved air circulation and low water absorption.
  • All-Season Comfort – Whether it is hot and humid or cold and damp, these throw pillows provide a soft touch and protection year-round, making them a versatile choice for any season.
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#2 Best Value
Phantoscope Pack of 2 Outdoor Water Resistant Throw Pillow Case Cushion Cover Dark Blue 18 x 18 inches 45 x 45 cm

Phantoscope Pack of 2 Outdoor Water Resistant Throw Pillow Case Cushion Cover Dark Blue 18 x 18 inches 45 x 45 cm

Brand: Phantoscope
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  • 【Waterproof Material】- 100% hypoallergenic polyester fiber with water resistant coating, protects your pillows from water and blot from splashing.
  • 【Outdoor and Indoor Decorations】- Pillow covers for both indoor and outdoor, nice decorations for outdoor garden, patio, tent, balcony, barbecue, etc.; The pillow covers are also suitable for indoors for bed, sofa, the vibrant color will provide you with different visual effect.
  • 【Hidden Zipper】- The outdoor throw pillow covers feature invisible zipper closure, very easy for insertions and replacements and meanwhile keeps an elegant look.
  • 【Package includes】- Each pillow cover measures 18x18 inch / 45x45cm. 1-2cm variation may occur because of hand-cut. Package contains 2 pieces of throw pillow cases. INSERTS ARE NOT INCLUDED; In order to present the best shape, a bigger size pillow insert is recommended.
  • 【Easy Care】- Our pillow covers are safe for wash machine, cold water, gentle cycle. More plus,the outdoor pillow covers are specially designed and manufactured with fade resistance. The final color may vary slightly because of light and screens. Batch-to-batch variations may occur due to natural dye absorption and material characteristics.
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#3 Budget Pick
Ashler Outdoor Pillow Inserts, 12x20 Waterproof Throw Pillows Pack of 2, Outdoor Pillows Water-Resistant Decorative Premium Lumbar Pillow Stuffer Sham for Porch Patio Living Room Bedroom Furniture

Ashler Outdoor Pillow Inserts, 12x20 Waterproof Throw Pillows Pack of 2, Outdoor Pillows Water-Resistant Decorative Premium Lumbar Pillow Stuffer Sham for Porch Patio Living Room Bedroom Furniture

Brand: Ashler Home Deco
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  • 💦PREMIUM MATERIAL: Ashler water-resistant outdoor pillow inserts are made of high-grade linen fabric, waterproof surface layer performs remarkably on water resistance, specially designed to cope with bad weather.
  • 💦SOFT & STRONG ELASTICITY: Outdoor throw pillow inserts made of 100% polyester, soft and fluffy. 7D hypoallergenic fiber is better than generic fillers, with good elasticity to support your back.
  • 💦BREATHABLE & SKIN-FRIENDLY: The water-resistant pillow inserts are wonderfully breathable and skin-friendly, give your family the warmest protection and let your sofa, and garden emit vitality.
  • 💦MULTI-SCENE USE: Outdoor throw pillow inserts are exquisite in workmanship, which applies to interior decoration, and is suitable for outdoor courtyards, party, etc., giving you the easiest feel.
  • 💦WARM HINT: 2 packs of water-resistant pillow inserts are vacuum-packed to quickly restore fluffiness, use a steam iron for 1 minute without pressure, or tumble dry on high heat for 20 minutes.insert easily into your decorative pillowcases, hand wash, or mild machine wash maintenance.
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#4 Top Choice
Ashler Set of 4 Indoor Outdoor Cushion Inserts Pillow Inserts Hypoallergenic Water Resistant Polyester Sham Standard Square 16'' x 16''

Ashler Set of 4 Indoor Outdoor Cushion Inserts Pillow Inserts Hypoallergenic Water Resistant Polyester Sham Standard Square 16'' x 16''

Brand: Ashler Home Deco
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  • 💦Material - Ashler water resistant pillow inserts are made of high-grade waterproof fabric, filler is 7D hypoallergenic fiber with good breathability and softness.
  • 💦Made in USA - Throw pillow inserts are made of 100% polyester, which is skin-friendly, hypoallergenic, and strongly supports your back for the best feeling of use.
  • 💦The water-resistant pillow inserts have excellent breathability, soft and fluffy, have good elasticity, can keep excellent shape, make your sofa, patio rejuvenated.
  • 💦The outdoor throw pillow inserts are exquisite in workmanship, not only suitable for interior decoration but also suitable for outdoor courtyards, parties, etc., giving you the most relaxing feeling.
  • 💦4 pack of water-resistant pillow inserts are vacuum-packed and gently patted to fully fluff, insert easily into your decorative pillowcases, hand wash, or mild machine wash maintenance.
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#5 Popular Choice
OTOSTAR Premium Outdoor Waterproof Pillow Inserts Pack of 2 Water Resistant 12 x 20 Inches Decorative Throw Pillow Inserts Rectangle Form Pillows for Couch Sham Cushion Stuffer Patio Furniture Decor

OTOSTAR Premium Outdoor Waterproof Pillow Inserts Pack of 2 Water Resistant 12 x 20 Inches Decorative Throw Pillow Inserts Rectangle Form Pillows for Couch Sham Cushion Stuffer Patio Furniture Decor

Brand: OTOSTAR
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  • WATER RESISTANT and OUTDOOR THROW PILLOW INSERTS: Durable and good water impermeability, White Polyester cover and siliconized fiber filling will never make them look hollow. They also can be Used with Our waterproof pillow cases for double protection, suitable for outside. Microfiber polyester filling, and invisible zipper design, well-designed cushion stuffer
  • PACKAGE:Two pieces 12x20 inch 30x50 cm white pillow inserts are included. The package comes with a vacuum bag,It will be completely fluffy in about 2-7 days. Please give it some time to expand to their proper size. Warm Hint: For best using feeling, the pillow insert is recommended for 12"x20"30x50 cm pillow cover
  • GREAT OUTDOOR AND INDOOR DECORATIONS: Premium pillow inserts suitable for both indoor and outdoor, good decoration not only for indoor furniture but also for outdoor garden, patio, etc. Waterproof Cushion Covers could be used as a decorative pillows for your chair near the swimming pool or in the garden
  • SOFT BUT SUPPORTIVE: Polyester fillings are well filled so it does a good job keeping the shape brilliantly. Plump enough for lumbar support. You will feel great to lay your head on or use as a back support in a chair or sofa
  • WARM TIPS: Tumble dry or bask in the sun to help the pillow restore its fluffy shape.Two pieces pillow inserts are included. The package comes with a vacuum bag. Please give it some time to expand to their proper size
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#6 Top Pick
CASAJOY Pack of 2 18x18 Outdoor Pillow Inserts, Water Resistant Throw Pillow Inserts, Cushion Inner Pads for Patio, Furniture, Sofa, Bed, Living Room, Garden Decorative Waterproof Pillow Inserts

CASAJOY Pack of 2 18x18 Outdoor Pillow Inserts, Water Resistant Throw Pillow Inserts, Cushion Inner Pads for Patio, Furniture, Sofa, Bed, Living Room, Garden Decorative Waterproof Pillow Inserts

Brand: CASAJOY
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  • Water-Resistant Pillow Inserts: Crafted for durability and excellent water impermeability, these pillow inserts are ideal for outdoor use when paired with waterproof pillowcases, ensuring double protection. Featuring a 7D microfiber polyester filling made from 100% recycled materials, they offer both sustainability and resilience.
  • Set of 2 Throw Pillow Inserts: This pack includes 2 18 x 18 inches premium decorative pillow inserts suitable for indoor and outdoor settings such as patios, gardens, and more. The micro polyester fillings provide a fluffy, comfortable feel, delivering the ultimate relaxation experience. 
  • Outdoor Decorations: Utilize these waterproof pillow inserts as decorative accents for chairs near swimming pools or in garden settings, enhancing the ambiance with style and functionality.
  • Enhanced User Experience: Engineered with high-quality filling to offer excellent spring-back ability and medium support, these cushion inserts cater to various needs, whether as sofa cushions, bed pillows, or office chair cushions, providing a comfortable stretch for body and mind. Their versatility extends beyond indoor spaces, ensuring suitability for outdoor use wherever desired.
  • Versatile Applications: Whether dressing up throw pillows for interior décor or matching seasonal themes, these pillow inserts seamlessly integrate with different styles. With their waterproof properties, they alleviate concerns about surface water accumulation or cleaning challenges during outdoor use, making them adaptable for various holiday decorations and styles.
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#7 Top Pick
OTOSTAR Premium Outdoor Throw Pillow Inserts 18x18 Inch Waterproof Pack of 4 Square Decorative Sofa Pillow Stuffer for Bed Couch Sham Cushion (White Set of 4)

OTOSTAR Premium Outdoor Throw Pillow Inserts 18x18 Inch Waterproof Pack of 4 Square Decorative Sofa Pillow Stuffer for Bed Couch Sham Cushion (White Set of 4)

Brand: OTOSTAR
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  • WATER RESISTANT and OUTDOOR THROW PILLOW INSERTS: Sturdy and good water impermeability, White Polyester cover and siliconized fiber filling will never make them look hollow. They also can be Used with Our waterproof pillow cases for double protection, suitable for outside. 7D microfiber polyester filling, and invisible zipper design, well-designed cushion stuffer
  • GREAT OUTDOOR AND INDOOR DECORATIONS: The pillow inserts suitable for both indoor and outdoor, good decoration not only for indoor furniture but also for outdoor garden, patio, etc. Waterproof Cushion Covers could be used as a decorative pillows for your chair near the swimming pool or in the garden
  • SOFT BUT SUPPORTIVE: Polyester fillings are well filled so it does a good job keeping the shape brilliantly. Plump enough for lumbar support. You will feel great to lay your head on or use as a back support in a chair or sofa
  • PACKAGE: Four pieces of 18x18 inch/45x45CM white pillow inserts are included. The package comes with a vacuum bag but immediately begin to expand when you open the package. Please give it some time to expand to their proper size.Warm Hint: For best using feeling, the pillow insert is recommended for 40x40 or 45x45cm pillow cover
  • WASHING TIPS: Gentle machine wash. Tumble dry or bask in the sun to help the pillow restore its fluffy shape
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#8 Top Pick
OTOSTAR Premium Outdoor Waterproof Pillow Insert Water Resistant Throw Pillow Insert 12x20 Inch Fluffy Pillow Stuffer Decorative Throw Pillow for Couch Sham Cushion Stuffer Patio Furniture (1 Pack)

OTOSTAR Premium Outdoor Waterproof Pillow Insert Water Resistant Throw Pillow Insert 12x20 Inch Fluffy Pillow Stuffer Decorative Throw Pillow for Couch Sham Cushion Stuffer Patio Furniture (1 Pack)

Brand: OTOSTAR
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  • WATER RESISTANT and OUTDOOR THROW PILLOW INSERTS: Durable and good water impermeability, White Polyester cover and siliconized fiber filling will never make them look hollow. They also can be Used with Our waterproof pillow cases for double protection, suitable for outside. Microfiber polyester filling, and invisible zipper design, well-designed cushion stuffer
  • GREAT OUTDOOR AND INDOOR DECORATIONS: The pillow inserts suitable for both indoor and outdoor, good decoration not only for indoor furniture but also for outdoor garden, patio, etc. Waterproof Cushion Covers could be used as a decorative pillows for your chair near the swimming pool or in the garden
  • PACKAGE:1 piece 12x20 inch 30x50 cm white pillow insert is included. The package comes with a vacuum bag,It will be completely fluffy in about 2-7 days. Please give it some time to expand to their proper size. Warm Hint: For best using feeling, the pillow insert is recommended for 12"x20"30x50 cm pillow cover
  • SOFT BUT SUPPORTIVE: Polyester fillings are well filled so it does a good job keeping the shape brilliantly. Plump enough for lumbar support. You will feel great to lay your head on or use as a back support in a chair or sofa
  • WARM TIPS: Tumble dry or bask in the sun to help the pillow restore its fluffy shape.Two pieces pillow inserts are included. The package comes with a vacuum bag. Please give it some time to expand to their proper size
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#9 Top Pick
OTOSTAR Outdoor Waterproof Throw Pillow Inserts 18 x 18 Inches Premium Water Resistant Decorative Pillow Inserts Square Pillows for Couch Sham Cushion Stuffer Garden Furniture Patio Bench,Pack of 2

OTOSTAR Outdoor Waterproof Throw Pillow Inserts 18 x 18 Inches Premium Water Resistant Decorative Pillow Inserts Square Pillows for Couch Sham Cushion Stuffer Garden Furniture Patio Bench,Pack of 2

Brand: OTOSTAR
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  • WATER RESISTANT and OUTDOOR THROW PILLOW INSERTS: Durable and good water impermeability, White Polyester cover and siliconized fiber filling will never make them look hollow. They also can be Used with Our waterproof pillow cases for double protection, suitable for outside. Microfiber polyester filling, and invisible zipper design, well-designed cushion stuffer
  • GREAT OUTDOOR AND INDOOR DECORATIONS: The pillow inserts suitable for both indoor and outdoor, good decoration not only for indoor furniture but also for outdoor garden, patio, etc. Waterproof Cushion Covers could be used as a decorative pillows for your chair near the swimming pool or in the garden
  • SOFT BUT SUPPORTIVE: Polyester fillings are well filled so it does a good job keeping the shape brilliantly. Plump enough for lumbar support. You will feel great to lay your head on or use as a back support in a chair or sofa
  • WARM TIPS: Tumble dry or bask in the sun to help the pillow restore its fluffy shape.Two pieces pillow inserts are included. The package comes with a vacuum bag. Please give it some time to expand to their proper size
  • PACKAGE:Two pieces 18x18 inch 45x45 cm white pillow inserts are included. The package comes with a vacuum bag,It will be completely fluffy in about 2-7 days. Please give it some time to expand to their proper size. Warm Hint: For best using feeling, the pillow insert is recommended for 16"x16" or 18"x18" pillow cover
Check latest price on Amazon
#10 Top Pick
Ashler Outdoor Pillows, 18 x 18 Pillow Inserts Set of 4, Waterproof Throw Pillow Inserts Hypoallergenic Pillow for Patio, Water Resistant Indoor Outdoor Spring Summer Decorative

Ashler Outdoor Pillows, 18 x 18 Pillow Inserts Set of 4, Waterproof Throw Pillow Inserts Hypoallergenic Pillow for Patio, Water Resistant Indoor Outdoor Spring Summer Decorative

Brand: Ashler Home Deco
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  • 💦Material - Ashler water resistant outdoor pillow inserts are made of high-grade waterproof fabric, a filler is 7D hypoallergenic fiber with good breathability and softness.
  • 💦 Superior body feel - Throw pillow inserts are made of 100% polyester, which is skin-friendly, hypoallergenic, and strongly supports your back for the best feeling of use.
  • 💦The water-resistant pillow inserts have excellent breathability, soft and fluffy, have good elasticity, can keep excellent shape, make your sofa, patio rejuvenated.
  • 💦The outdoor throw pillow inserts are exquisite in workmanship, not only suitable for interior decoration but also suitable for outdoor courtyards, parties, etc., giving you the most relaxing feeling.
  • 💦4 packs of water-resistant pillow inserts are vacuum-packed to quickly restore fluffiness, use a steam iron for 1 minute without pressure, or tumble dry on high heat for 20 minutes. insert easily into your decorative pillowcases, hand wash, or mild machine wash maintenance.
Check latest price on Amazon

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