It is putted in the little pocket under the backpack
Interior layers are thicker
Its breathable design ensures freshness and easy cleaning
Advanced Thermal Efficiency - Thoughtful Five Layer Insulation Design
The Reinforced Zipper With An Attractive Tail Rope Is Not Going To Get Stuck
Maelstrom Cooler Backpack, 36 Cans Insulated Backpack Cooler 颜色:Gray It is putted in theHot & Cold Separation Design: The double layer cooler backpack is uniquely designed with an upper compartment for dry storage and an insulated lower compartment for storing beverages or food, which meets the needs of different scenarios of use; you can use it as an insulated lunch backpack, or as a portable cooler for the beach, picnics, hiking, fishing, camping, traveling, or other outdoor activities. Insulation And Leak Proof Design: The lower