The BiggDesign Anemoss Anchor Insulated Cooler Backpack is a 25-liter thermal carrying solution constructed with 630-denier polyester exterior fabric and aluminum foil interior lining. The backpack measures 17 inches tall by 13 inches deep by 7 inches wide when fully expanded. The aluminum foil lining creates a thermal barrier that maintains interior temperature for food and beverage contents. The exterior is water-resistant polyester with reinforced base panel construction. The backpack includes adjustable padded shoulder straps, ventilated back panel with air-mesh channels, top carrying handle, and side grip handle. The main compartment opens via two-way zipper closure. The exterior features one large front zippered pocket and two side mesh pockets for additional storage. The backpack collapses flat when empty for compact storage. Construction includes double-stitched seams at stress points and reinforced base fabric panel. The aluminum foil lining covers all interior surfaces of the main compartment. Shoulder straps attach via bar-tack stitching and adjust from 18 to 36 inches in length. Back panel mesh allows air circulation during extended carry. Zipper pulls are oversized for grip with gloves. The backpack accommodates bottles up to 12 inches tall in the main compartment. Side mesh pockets measure 5 inches wide by 7 inches tall and accommodate standard water bottles. The front zippered pocket measures 10 inches wide by 8 inches tall. Base panel measures 13 by 7 inches and provides structural support when backpack is loaded. Manufactured in Turkey. Pack contains one backpack. Unit weight is 0.93 pounds.