Come and Check Our Promo Solutions.This picnic cooler bag is made of Eco-friendly oxford cloth, waterproof aluminium film, non-toxic PVC, ultra-thick insulated cotton. It has great effect in thermal insulation, cold preservation and freshness retaining. Double layer design, detachable interlayer, large capacity. Zipper closure makes it easy to open and close. It can function as handbag, shoulder bag as well as messenger bag. portable size, convenient to carry. Pls check inventory and detailed info with us before placing your orders.