10 Best Outdoors Helmet For Spelunking

Caving Hold My Helmet And Watch This: 100 pages, 6 x 9 Paperback Notebook for Cave Explorer and Spelunker

EFFICIENT VENTILATION FOR COMFORT: Designed with air holes, this Safety Helmet allows heat to dissipate effectively during long term wear. The ventilation system ensures that the helmet remains cool and comfortable, even during intense physical activities.
FOUR LIGHT FIXING CARDS FOR CONVENIENCE: Equipped with four headslight cards (two in the front and two at the back), this Safety Helmet provides a secure and convenient way to fix headslights. This feature is for spelunking, rock climbing, or any other activity requiring hands lighting.
ADJUSTABLE FIT FOR ALL heads SIZES: The Safety Helmet features an easy to adjust heads circumference system, accommodating sizes from 54cm to 60cm. Simply rotate the adjustment device to the left or right for a comfortable and secure fit tailored to your needs.
ERGONOMIC DESIGN WITH CHIN SUPPORT: Engineered with a chin protective support, the Safety Helmet provides an ergonomic fit that ensures comfort and safety. The helmet's design helps reduce heads damage under stress, and the buckle system allows for easy wearing and removal, while also preventing the chin guard from slipping.

With air hole, In the long-term wear, the helmet inside will generate heat, open the vent hole, can effectively dissipate heat.
With four head light cards (two in front two at back), it can effectively fix the headlights, convenient for spelunking, etc.
When the adjustment device is rotated to the left, the head circumference will be large. When turning to the right, can be adjusted according to your need. Applicable head circumference 54-60cm.
With chin protective support, ergonomic design, fit well, comfortable to wear, can effectively protect the chin when used.

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