* IPX7 waterproof zipper provides leakproof and increase air tightness.

* Thick lid and food grade cotton offer superior insulation,holding ice keep the ice and keeping the drinks cold for 24-72 hours.

* The collapsible design allows you to fold the soft sided cooler bag when not in use,saving valuable storage space in the car or partry room.

* screw-in drain plug is sturdy and easy to draining water.