Hydro Flask 18L Soft Cooler Tote. The 18 L Unbound Series™ Soft Cooler Tote is the perfect size to go wherever you do. The insulated, waterproof design lets you bring icy cold drinks to a neighborhood party or find adventure beyond your backyard. Load up with your favorite food and drinks and keep them cold for up to 48 hours. Storage pockets keep dry things dry and side pockets give you a nice place to stash keys or a phone. Smart Insulation puts more where you need it, less where you don’t, creating the lightest cooler in its class. YKK's Watertight AQUASEAL® zipper and welded seams ensure leakproof transport; no water in, and no water out. Durable 420D nylon shell is waterproof and rugged yet easily looks the part for the city or wilderness. True Access hinged top keeps the interior of our Soft Coolers easy to access and easy to clean. FDA food grade, BPA-free liner: free from toxins, free from worry and easy to clean. Multiple gear pocket options to keep your essentials at the ready. Compression molded base for unsupported self-standing. Welded nylon attach mounts. 5-year manufacturer warranty. Height: 13.9". 18L capacity. Imported.