You can put anything in here. Your toiletries. Your tools. Cat treats. Non illegal substances. You can hook it on your backpack. The possibilities are endless.

External fabric: 100% Cotton
Lining: 100% Polyester
Dimensions: Max: 7 x 10 x 22 in, Rolled: 7 x 10 x 16 in
Volume: Max: 25L, Rolled: 18L