Product Description<br>These 12" extensions are perfect for anyone drying boots that are taller than 16 inches or waders. These are sold as a pair. Two pairs are needed for chest waders, and one pair is needed for tall boots or hip waders.<br>From the Manufacturer<br>PEET AirChamber Extensions: Two pairs of 12-inch AirChamber Extensions can transform your Original, Propane, Multi, or Advantage PEET Dryer into a Wader PEET. Use one pair of extensions for drying hip boots. 2 Year Warranty.