Features1 material: It is made of TPE material, can be washed directly with hot water, is non-toxic, has no odor, is not easy to deform, and can be reused countless times. 2New upgrade: Easy to install with just one press, no need to paste, one press can be installed conveniently and quickly, and use more worry-free. 3Soft nail tooth design: When there is an accidental collision, it can play a buffering role, giving the head an extra layer of protection, and at the same time it can massage the scalp and prevent hair from getting messy. 4Protect your hairstyle: It can keep your hairstyle, it won't be stuffy when riding, prevent sweating and cause odor and effectively stay clean. 5Universal helmet: suitable for adult helmets, children helmets, motorcycle helmets, electric bicycle helmets, bicycle helmets, etc., universal in all seasons.SpecificationMaterial: SiliconeColor: black/blue/orangeSize: 21.5*18.5cmPackage List1 * Silicone Inner Liner for Helmet