Material:600D Nylon, high strength nylon, which could support heavy water bottle

Size: Length 17cm Width 7cm Height 6cm 

Power elastic in 3mm diameter; 

The shoulder strap is made of nylon thickened braided strap; 

POM buckle and copper covered button(could fit -40 to 100 centigrade)

Standard molle system: Could be used as accessory bag attached to the large bag; Could be used as waist bag on the belt