Purchased at the German drugstore IDEENWELT. Bought it to prevent pickpocketing. It was very easy to use. I used it to hold important items like my passport inside my clothes. The fabric is thin, so it's not noticeable when worn under clothing. Security bag, made of polyester and washable, flat design at 28.5 x 13 cm. - Model Name: REISE-BAUCHTASCHE - Size: 28.5 x 13 cm - Material: Polyester - Features: Security bag, washable, soft lining Thank you for viewing.