Our flat pouches vary from small to large and can be used for pretty much anything. They make excellent pencil cases and cosmetic travel bags. They are constructed from a durable material with a zipper closure. .: 100% Polyester .: Flat corners .: Non-woven white or black laminate inside .: Multiple sizes .: NB! Size tolerance 0.375" (0.9 cm)) .: Assembled in the USA from globally sourced parts