Features of Hydro Flask Carryout Soft Cooler, 20 L: Lightweight insulation keeps contents fresh for 24 hours 600D fabric is durable and water-resistant with a compression-molded lid and base for added stability Large, accessible opening for loading, unloading and cleaning Food-grade BPA-free liner with welded seams keep spills and splashes contained Webbing loops easily attach our Dry Storage accessory Exterior stash pocket Removable cross-body strap 20 L fits 38 cans without ice When packing your cooler place two Medium Ice Packs at the bottom. Add in your food and beverages. Then top off the cooler with a Medium Ice Pack. For optimal cold, pre-chill your food and beverages.