Chiterion summarizes the defects of past products, and continuously improves them. The specifications of Insulated Cooler Bag Tote Bag Reusable Grocery Bag with Thermal Foam Insulation can be customized according to your needs.FEATURE‧EPE FoamInsulation +Non-woven Material‧Keep it cold or warm‧Keep cold for 4-8 hours (including ice)‧Large Capacity: Large enough to hold the essentials that a family needs for outdoor, groceris‧Exterior Dimensions: : L56 x W30.5 x H38cm (Customizable)Application:Delivery Food, Camping, Picnics, family dinners, outdoor or indoor offices