36 hours cold Watertight zipper and welded seams ensure leak proof transport Durable 600D polyester shell is ultra-light and waterproof TRU® Zip zipper is waterproof, dust-proof, toothless, with a smooth and secure pull-to-close design Removable cross-body strap and shoulder straps provide multiple carry options FDA food grade, BPA free-liner Stretch pocket Laser cut welded gear attachment loops Woven loops easily attach our Dry Storage accessory Note: TRU® Zip zipper is engineered to be silent, requires less pulling force, and is self-healing. Should the zipper separate for any reason, simply slide the zipper to realign. Volume:   26 L Weight:    3.4 lbs Dimensions:   13.70" H x 23.60" W x 9.80" D Can Capacity Without Ice:   42 Volume:   18 L Weight:   2.5 lbs Dimensions:   12.20" H x 20.50" W x 7.80" D Can Capacity Without Ice:   24