The Swig Backpack cooler is designed for convenience and long-lasting performance. Crafted with waterproof material and a thermal lining, this cooler keeps food and beverages at optimal temperatures for hours. The adjustable shoulder straps offer comfortable portability, and the ergonomic design ensures the cooler stays lightweight and balanced. With its reliable performance and convenient features, the Swig Backpack cooler makes your outdoor adventures more enjoyable. 16-24 bottles and cans. 4-6 bottles of wine. Plus ice! Stays cold for 48 hours