Instead of getting people all hot and bothered, the Folding Can Cooler Sleeve maintains a can temperature of 40 degrees or below for 35 minutes, or three times longer than a naked can. This can insulator is an absolute dream! Tons of available product colors to pick and choose from. Extremely affordable to order and give out. Free artwork or typesetting assistance available on every purchase A fun and memorable giveaway at trade shows, conventions or community events. We tested the cooler.