【 Spacious Backpack Cooler】 Designed with dimensions of 13*11.4*17.7 inches and an impressive 42L capacity, this insulated backpack cooler can effortlessly accommodate 45-55 cans (355ml) of your preferred beverages. Perfect for storing chilled meals, fruits, snacks, and essentials, it is an ideal companion for hiking, camping, travel, or a relaxing day at the beach. 【Advanced Insulation System】The Onedayhi tactical backpack cooler is equipped with 2 * insulated compartments to keep beverages cool and dry foods fresh. The backpack cooler bag features a generously sized front pocket and two side pockets, providing convenient organization for snacks, phone, wallet, and various accessories. 【Leak-Proof & Condensation-Free】Utilizing a state-of-the-art seamless hot pressing technique, our tactical cooler backpack ensures leak-proof performance. While the zipper isn't leakproof, exercising caution to prevent tipping over during use is advised. 【Functional Design】The front pocket is equipped with a panel and 4 woven straps, allowing for customization with your own style patches. On the left side, you'll find 4 woven straps for convenient hanging of cards, keys, sunglasses, and other items. The front and back carrying handles make it easy for 2 people to carry, and the PP straps include 2 buckles for added stability after securing the insulated backpack. 【Long-Lasting Cooling】The Onedayhi backpack cooler boasts thickened 5mm foam insulation and an advanced silver PEVA seal to block UV rays, maintaining the coolness of beverages and foods for up to 20 hours. Perfect for beach picnics, hiking, camping, trips, boating, baseball/golf games, and work. Cooler Backpack kahaki