10pcs White Non-Woven Fabric Hat Adjustment Inserts, Easy-to-Apply Sweat Pads for Helmets and Collars, Sweat Protection

Men's anti-perspirant helmet liners: Easy application, simply stick them on without tools or complicated steps. Anti-perspirant headband for construction helmets. Quick-drying perspiration absorption: The inner anti-perspirant pad is made of a breathable material that quickly absorbs perspiration, providing optimal comfort. Reduces the size of the hatband. Hat liner. Fitted hat size reducer – effectively absorbs perspiration, preventing it from dripping into the eyes and providing optimal comfort; anti-perspirant liner for cowboy hats. Easy to use: Simply stick it on and use, without tools or additional steps. Convenient, it allows you to adjust the size of your hat and offers protection against perspiration. Dirt protection: The sticker effectively blocks dirt, thus preserving cleanliness. Items, helmet inserts, anti-perspirant headband liners for construction helmets.