Material made of Poly 600D + 300D Ripstop PU, Insulated and heat sealed PEVA lining. The zippered main compartment is insulated & heat-sealed with PEVA lining to keep food fresh and drinks cold. There is a open sleeve front pocket & a additional deep zippered pocket for other accessories (fits 5.7" screen phone or tablet). Also has Mesh bottle pocket on side and a ID window on the back. The adjustable shoulder strap is semi-detachable. The carrying handles are reinforced for durability.