Product Description I also use these for caps and bucket hats, and they feel hygienic and comfortable. High-end brand hats have many cute designs! Most of them can't be washed when they get sweat on them, and hand washing is the main way to clean them. This is a wonderful item that allows you to wear your precious hats without getting them dirty, without the hassle of hand washing! This solves your hat maintenance problems! [Size] Approximately 23.5 x 4 cm, set of 10 [Colors] White, Black - Prevents sweat stains - Prevents the adhesion of sunscreen, etc. - Disposable and hygienic - Can also be used on the collars and sleeves of hats and dress shirts! - Made of non-woven fabric for comfort - Can be cut to your desired size