Clever Travel Companion Women's Underwear with Secret Pocket (Cotton) 95% cotton, 5% spandex (grey 87% cotton, 8% polyester, 5% spandex) Metal zipper pullers, plastic zipper (does not set off Airport security Imported Pickpocket and loss proof Comfortable styles with pockets placed for convenience Fits passport, cash and credit cards and even cell phones and keys Light and comfortable even when pockets are full, great for all climates High quality, zippered and lined pockets