Collapsible for easy storage when not in use. Enhanced insulation. EVA foam molded top and bottom for extra sturdiness. Leak resistant, heat-sealed antimicrobial liner. Igloo metal bottle opener attached to bag. Top grab rope handle. Dual zippered storage pockets. Interior mesh pocket for ice pack storage (ice packs not included). 36 can capacity. PVC free. Back panel of each bag matches primary bag color. Materials: 420d diamond weave.