Our products are generally easy to clean. Check your label for cleaning instructions if it's a piece of apparel. For accessories it is best to get in touch with us but generally the following applies:Caps made of faux suede and satin polyester:They're very easy to clean as it is a microfiber fabric therefore doesn't take in too much dirt. Wipe your cap with a warm wet sponge using liquid soap or color-free washing liquid. Soak your cap in warm soapy water first for up to 20 minutes if the dirt is excessive.Caps made of cotton, linen, viscose or tencel and other natural fabrics.These need to be soaked in warm soapy water for at least 30 minutes first. After that use a soft wet sponge with warm water and liquid soap to wash the dirt. Do not use any hard sponges or scratch the fabric as this might damage it.Paper wallets.Wash with a soft sponge and warm water using liquid soap.