Airthereal SD20 Cleat and Shoe Dryer and Deodorizer with HeatDry faster, smell fresher, play harder. The Airthereal SD20 handles two pairs of sneakers, cleats, boots, or shoes simultaneously with ozone deodorization that eliminates odors at 20 mg h. Customize your dry time from 30 minutes to 9 hours, enjoy silent operation at just 50 dB, and trust built in overheat protection to keep your gear safe. Weighing only 4. 2 lbs with a collapsible 24 inch tube design, it's built for athletes on the movewhether you're