20x Anti-Sweat Inner Headband Hat Size Reducer Caps Beanies for Children

The self-adhesive fabric tape makes it easy to stick to the inside of your hats/caps by peeling off the protective film.
Absorbs perspiration, prevents eye irritation, reduces dirt on the brim and unpleasant odors.
Not only does it prevent sweat stains, keeping your hat clean and looking great, but it can also adjust the size of your hat.
Ideal for any structured hat for men, women, or children. Fedora hats, women's hats, boys' hats, taxi driver hats, newspaper hats, etc.
Easy to use and carry, simply peel it off and stick it to the inside of your hat. Disposable, no need to clean