Cooler Backpack 42 Cans Backpack Coolers Insulated Leak 。?polyester ?Imported ?Fashionable And Reliable Cooler Backpack: Get a trendy design that\'s made with tough composite materials for a stylish, dependable ice bag that\'s perfect for outdoor activities. ?Amazing Capacity: Despite its small, sleek design, this backpack has a massive 35-can capacity and can easily store all your drinks and snacks for a long day out with friends and family. ?Efficient Insulation: Its food-grade PEVA aluminum lining blocks heat radiation, and its lightweight pearl cotton provides great insulation against heat convection, with advanced multi-layer insulation tech to keep your drinks and food fresh and cold. ?Durable And Long-Lasting: Made with high-strength polyester fiber fabric and reinforced with WOLKA BARTACK technology, this backpack can endure the harsh conditions of the beach, sea, wetlands, and forests, making it perfect for all your adventures.