1. Detachable adjustable straps, long shoulder strap design, with shoulder pads, convenient and comfortable 2. Large mesh pocket on the back, double-layer space on the upper and lower sides, convenient for placing different items 3. 600D oxford fabric, thickened thermal insulation aluminum film 4. Material: oxford cloth, aluminum film 5. Size: about 25x23x16 cm 6. Weight: about 350g
