1. OVERSIZED INSULATED LEAKPROOF STORAGE COMPARTMENTS: This cooler backpack owns 3 compartments Biggest central compartment size (L:12.2'xD:12'xW:7.3')around 20L, better for storing drinks and with ice cubes or packs. Top pocket size:(L:12.2'xD:4.3'xW:7.3') around 6.5L, better for storing dry foods with plastic ice pack. Side wine holder is good for a large bottle. This is an impressed large picnic cooler good for any party or concert. 2. ERGONOMICS COMFORTABLE : For any large size backpack cooler /picnic backpack, wearing on back should be comfortable. Try this one! Ergonormic design make you feel it easy when you carry heavy load with picnic set for long trip,hiking,and camping. 3. SUPERIOR QUALITY: Made of strong polyester fabric with back waterproof PU coating, nonfraying stitching, heavy duty zippers, lasting for years. The wine glass, plate, and chopping board made of plastic are lightweight,strong, and not easy to break comparing with glass or porcelain,especially good for outdoor use. 4. PREMIUM PICNIC SUPPLIES Cutlery set includes 4×(stainless steel knives, forks, spoons, dinner plates, cotton napkins, wine glasses ) 1×cheesetter knife 1×bottle opener 2×Salt/pepper shakers 1×plastic chopping board, Water resistant fleece blanket.