NWOT - KL928 Canvas Cross Body Sling Bag It can be a sling bag and also unzip and re-hook to wear as a backpack. Made of durable, lightweight, water-resistant nylon material with top-quality zippers and brass fittings, the small crossbody backpack dimension: 10 X 7 X 16 inches / weights 1lb, very portable. [HIDDEN ANTI-THEFT POCKET & WATER BOTTLE HOLDER] This shoulder casual daypack has one large easy-reach hidden anti-theft pocket, which for your phone and other frequently used small but important things, the external water bottle holder makes this chest bag thoughtful. [COMPACT YET SPACIOUS] Versatile nylon sling bag has plenty of rooms for gadgets, books, water bottle etc. Easy access to small items, perfect for daily use or as a carry-on luggage.