❤ DIMENSION OF SLING CHEST BACKPACK: 1)(L) 8.7 x (W) 3.9 x (H) 5.5 inch （22cm x 10cm x 14cm） 2)Adjustable strap fits up to an adult which is for shoulder or crossbody. ❤ STRUCTURE OF SHOULDER BAGS: 1*Main zipper pocket (fits up to an iPad mini), 1* back zipper pocket, 1*small inner zipper pocket, and 1* open compartment( protecting your credit cards, ID card, and personal information against identity theft). ❤ LARGE CAPACITY: Multiple pockets at various angles, easy access to all your gadgets (such as smartphone, wireless earbuds, sunglasses, passport holder, wallet, cosmetics, keys, pocket purse, power bank).