Pack up and hit the trails or football party with this convenient Picnic Time Arizona Diamondbacks roll-top backpack. Fully insulated cooler backpack, Water resistant interior with 30 can capacity rolled, Padded, adjustable backpack straps with bottle opener, Front accessories pocket for personal items, 42 can capacity unrolled. FABRIC & CARE: Polyester, PE foam, PEVA, zinc alloy, leatherette, plastic, Wipe clean, Imported. 10.25"H x 7.5"W x 26"L. Size: One Size. Color: Gray. Gender: unisex. Age Group: adult. Material: OTHER MATERIAL.