Klein Tools' Lunch Box is 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 Klein Tools lunch box 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.