Gonex Packable Shoulder Backpack, Sling Chest CrossBody Bag for Sports Travel Cycling Hiking Can be used both as chest pack and shoulder bag.Perfect for carrying your water bottle, cell phone, keys, MP3 and so on when you are cycling running hiking climbing or anyother outdoor sports. Material:water-repellent and tear-resistant Nylon Dimension:39 x 16 x 12cm / 15.3 x 6.3 x 4.7 inch(H*L*W) Capacity:About 10L Weight:200g