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Updated: 06 Apr 2026

10 Best Throw Pillow Inserts Square

#1 Best Pick
Makimoo Home Throw Pillow Inserts, Cushion Inserts, Hollowfibre Filling for Sofa, Bedding Cushion Pads (Pack of 2) (45 x 45 cm)

Makimoo Home Throw Pillow Inserts, Cushion Inserts, Hollowfibre Filling for Sofa, Bedding Cushion Pads (Pack of 2) (45 x 45 cm)

Brand: makimoo home
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  • Package contents: you will receive a package of two 45 x 45 cm decorative cushion inserts.
  • GREAT QUALITY: Our pillow inserts are made of soft and comfortable fabric with hollow fibre filling.
  • Versatile use: our cushion inserts are suitable for a variety of environments, including sofas, beds, sofas, cars, chairs and bay windows.
  • CARE INSTRUCTIONS Carefully take the pillow inserts out of the package, do not pull too much. Cushion the inserts repeatedly until they spring back to their original shape before use.
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#2 Best Value
Utopia Bedding Throw Pillows Insert (Pack of 2, White) - 18 x 18 Inches Bed and Couch Pillows - Indoor Decorative Pillows

Utopia Bedding Throw Pillows Insert (Pack of 2, White) - 18 x 18 Inches Bed and Couch Pillows - Indoor Decorative Pillows

Brand: Utopia Bedding
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  • Throw Pillow Pack - Pack of 2 decorative throw pillows for your couches or bedroom; they are neither too big nor too small and they give off a homely vibe
  • Packaging - Pillows are compressed in vacuum packaging because of shipping purpose, they might appear as one large pillow.
  • Dimensions - Each pillow insert measures 18 by 18 inches
  • Material Composition – 115 GSM Brushed Fabric and siliconized fiber filling will never make them look hollow
  • Soft and Durable - The pillows are designed to give a delicate feel while retaining long term durability
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#3 Budget Pick
Bedding Cushion Inner Pads (Pack of 2), RKINC Cushion Stuffer Inserts, Anti Allergy Cotton Blend Fabric, Hollowfibre Square Pillows (White) (35 x 35 cm)

Bedding Cushion Inner Pads (Pack of 2), RKINC Cushion Stuffer Inserts, Anti Allergy Cotton Blend Fabric, Hollowfibre Square Pillows (White) (35 x 35 cm)

Brand: RKINC
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  • 【Cushion Pack】: Set of 2 decorative square cushions (35 x 35 cm) for your couches or bedroom. They are neither too big nor too small and they give off a homely vibe, perfect balance between fluffy and firmness to provide gentle support and adequate comfort.
  • 【Skin Friendly】: Bed pillow is designed to be highly breathable with a subtle stretch and soft touch. The skin-friendly soft cover is made of polycotton cover and siliconized fiber filling.
  • 【Fiber Filling】: Siliconized fiber filling will never make them look hollow. 100% polyester microfiber shell provides a smooth, soft surface; piping along the edge creates a neatly tailored look.
  • 【Easy To Care】: We recommend for spot clean or hand wash the fabric for easy care and maintenance. Do not Machine Wash.
  • 【Vacuum Packed】: Tear open the transparent poly cover and remove it. Press,Shake and Beat cushion with both hands from opposite corners. Insert the cushion into cushion cover. Right proportions will reach within few hours.
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#4 Top Choice
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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#5 Popular Choice
OTOSTAR Throw Pillow Inserts 16 x 16 Set of 4 Outdoor Waterproof Decorative Pillow Inserts Square Pillow Stuffers Form for Patio Furniture Couch Bed Garden Pillows Cushion (16 x 16 Inch)

OTOSTAR Throw Pillow Inserts 16 x 16 Set of 4 Outdoor Waterproof Decorative Pillow Inserts Square Pillow Stuffers Form for Patio Furniture Couch Bed Garden Pillows Cushion (16 x 16 Inch)

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. 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 16x16 inch/40x40 cm 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 35x35 or 40x40 cm 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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#6 Top Pick
Aus Made Cushion Inserts Premium Polyester Fibre Filling Square or Round Pillow (2, 40x40cm)

Aus Made Cushion Inserts Premium Polyester Fibre Filling Square or Round Pillow (2, 40x40cm)

Brand: LUXOR
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  • Superior Performance
  • Cover: Non-woven Fabric
  • Made in Australia
  • Allergy Free & Odourless
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#7 Top Pick
EDOW Throw Pillow Inserts, Set of 2 Lightweight Down Alternative Polyester Pillow, Couch Cushion, Sham Stuffer, Machine Washable. (White, 18x18)

EDOW Throw Pillow Inserts, Set of 2 Lightweight Down Alternative Polyester Pillow, Couch Cushion, Sham Stuffer, Machine Washable. (White, 18x18)

Brand: EDOW
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  • -Filling with upgraded microfiber polyester filler,great spring back ability,medium support.The cover is made of polyester.
  • -Pillow insert size:18″ x 18″,45cm x 45cm. Unit weight:0.99lb/450g.
  • -Gentle circle machine washable.Dry it in dryer or bask in sunlight would greatly help the pillow recover it’s fluffy shape.
  • -The pillow is compressed and vacuum sealed in plastic bag for shipping purpose.
  • -What you get: 2 x pillow inserts(18” x 18” ),12 month warranty our friendly after-sale customer service.
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#8 Top Pick
MIULEE Throw Pillow Insert Premium Pillow Stuffer Sham Square for Decorative Cushion Bed Couch Sofa 24x24 Inch

MIULEE Throw Pillow Insert Premium Pillow Stuffer Sham Square for Decorative Cushion Bed Couch Sofa 24x24 Inch

Brand: MIULEE
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  • Premium Quality: Filler is 800g/1.76lb 7D fiber(20% more than other) with good breathability and softness. The cover is smooth brushed fabric, comfortable, durable.
  • Soft but Supportive: Virgin 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.
  • Great Decorative Pillows: Easily fluffy up to regally display your covers. You could change your pillow covers which you like to go well with any home decor in different seasons. Versatile for bedding, couch, sofa, office, etc.
  • Product Dimension: One 24x24 inch pillow insert is included. Because it's made by hand, there may be an error of 1-2cm. The package comes with a vacuum bag but immediately begin to fluff when you open the package. Please give it some time to expand to their proper size.
  • Warm Hint: Dryer is an ideal tool to help make pillow inserts fluffy. Pls dry pillow inserts in dryer with dryer balls on warm mode for 20-30 mins.
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#9 Top Pick
Aus Made Cushion Inserts Premium Polyester Fibre Filling Square or Round Pillow (2, 30x50cm)

Aus Made Cushion Inserts Premium Polyester Fibre Filling Square or Round Pillow (2, 30x50cm)

Brand: LUXOR
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  • Made in Australia
  • Filling: Premium Microfibre Filling
  • Cover: Non-woven Fabric
  • Cushion Inserts Premium Polyester Fibre Filling Square or Round Pillow
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#10 Top Pick
OTOSTAR Premium Outdoor Pillow Inserts 20x20 Inch Set of 4 Waterproof Throw Pillow Inserts Square Garden Patio Pillow Stuffer Form Decorative Outdoor Pillows for Couch Bed Sham Cushion Stuffer (White)

OTOSTAR Premium Outdoor Pillow Inserts 20x20 Inch Set of 4 Waterproof Throw Pillow Inserts Square Garden Patio Pillow Stuffer Form Decorative Outdoor Pillows for Couch Bed Sham Cushion Stuffer (White)

Brand: OTOSTAR
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  • WATER RESISTANT and OUTDOOR THROW PILLOW INSERTS: Sturdy and Waterproof. They also can be Used with Our waterproof pillow cases for double protection, suitable for outside.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: 4 pieces of 20x20 inch/50x50CM 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 45x45 or 50x50cm 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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