- Superior durability and protection: Constructed with high-density 1680D Oxford fabric that is water- and stain-resistant; the exterior is easy to wipe clean for long-lasting use. - Food safety and thermal insulation: The inner lining features food-safe PEVA material and is insulated with 8 mm EPE foam to provide a safe environment for food; keep hot and cold items separate with individual potholders, which can be attached to the bottom of the backpack for convenient use. - Leak-proof design for worry-free travel: Seamless heat-pressing technology ensures ice packs stay contained, eliminating leaks or spills and protecting belongings during transport. - Extended cooling capacity: Ice packs can be added to keep drinks refreshing and cool for at least 12 hours, even in hot weather. Enjoy ice-cold drinks and keep them warm during outdoor activities. - Use scenarios: Park or backyard picnic with family, where snacks and beverages stay fresh; beach day or hiking trip, keeping meals and drinks cool in hot conditions; camping or day trips, providing organized, temperature-controlled transport for foods and beverages.