lunch box is made of soft corduroy waterproof fabric with thick heat insulation and leakage prevention material inside, keeping food warm and fresh for a long time. Measures 11.3""(L)6.7""(W)7.9""(H) with zipper main compartment, two side pockets for bottles, front zipper pocket for snacks, and open pocket for phones. Reinforced stitching on handle and shoulder strap ensures durability, Peva foil lining is easy to clean. Detachable adjustable shoulder strap allows use as tote, shoulder or crossbody bag. Suitable for work, beach, picnics Camping Outdoor and office. weight: 0.77 pounds.