Keeps food warm or cold and has enough room for multiple orders for Food Delivery. Please contact us as soon as possible if you have any problems with the product you received, and we will work with you to find a satisfactory solution. It can be carried as a handbag or a backpack. If the shoulder strap slips and does not stay in place the first time you use the bag, simply insert the strap into the buckle in the opposite direction and it will work fine. Food Delivery Bag with Insulation, Keeps Food Warm/Cold for 4-5 Hours. Appropriate for delivery services.