1. Material: EVA 2. Retractable strap 3. Built-in steel ring 4. Rollable lid 5. Breathable mesh on top 6. Easy to open and close with zipper 7. Charging single head oxygen pump 8. Capacity: 11/19/23/28/35L 9. Unit weight: 450/730/860/930/1000g 10. Dimensions: 30x20x19cm,35x23x24cm,40x24x24cm, 45x26x24cm, 50x29x26cm
