Picnic insulated backpack thermal picnic bag travel and party cooler portable insulated bag

Size: 30 × 15 × 35cm, with a capacity suitable for 2-3 people for picnics. Food, drinks, and utensils can be easily stored without taking up too much space. Long term temperature locking: aluminum foil liner+thickened thermal insulation layer, double awesome of cold and heat insulation, combined with ice bag to keep fresh for a long time. Waterproof and durable: The outer layer is scratch resistant and waterproof, and the seamless inner lining is leak proof, making outdoor use more reassuring. Comfortable carrying: Thickened shoulder straps reduce weight, can be carried by hand or carried on the shoulders, can be carried for a long time without being stretched, freeing up both hands. Versatile scene: Suitable for picnics, camping, and short trips, it is a practical item for outdoor and daily use.