A serious cooler that keeps cool for up to 30 hours! Not only does the Tradesman Pro Tough Box Cooler carry lunch, it doubles as a handy place to sit. The lid on this large capacity cooler is recessed allowing space for 1-liter bottles to stand upright. A convenient compartment housed inside the lid for smaller items such as medicine, napkins, utensils, keys, etc.PRODUCT FEATURES:• Keeps cool up to 30 hours!• Main compartment has a 17 qt. (16.1 L), 18 can capacity• Industrial exterior body design supports seating capacity of up to 300 lbs. (136.1 kg)• No rust, stainless steel hinged lid is recessed to accommodate 1 L water bottles and stays open at 90° to allow uninterrupted access• Lid opens a full 180° to access interior compartment inside the lid to hold items like medicine, keys, napkins, utensils, etc.• Shoulder strap holds lid in place while carrying and easily converts to a handle• Lock hasp fits #1 Master Lock or equivalent (not included)• Patent Pending Design