Description: Leak-proof & Insulated:High-density insulation material and leak-proof liner inside of the insulated cooler backpack work together to make sure anti-leaking and keep food hot / cold for 16 hours. The interior lining is made of high quality material and easy to clean. You can drink cold beer,eat fresh snacks or fruit with friends or family anytime. Large capacity & Multiple Compartments: Leak-proof backpack cooler:29cmx 19cmx 42cm(LxWxH). Main bag can hold up to 32L. Ergonomic & Comfortable Design: Thicker padded back with ergonomic breathable design paired with adjustable,breathable and padded S shoulder straps help to reduce fatigue during a long day of trip. The backpack ice chest comes with a handle,which is labor-saving and durable. The adjustable chest buckle works perfectly to distribute the pack’s weight and keep it steady and centered. And chest buckle designed as a survival whistle for quick and easy use in case of emergency. Versatile: Besides used as excellent soft cooler insulated leakproof bag,it is also a perfect lightweight gear for lunch backpack,hiking backpack,camping backpack,fishing backpack,travel backpack,hunting,trail,cycling and other outdoor activities. It is Suitable for both men and women. Package Contents: 1 X lunch bag