These 12" DryPort Extensions can be added to your PEET Dryer to safely dry taller boots, hip boots, and even chest waders! They attach easily to the AirChambers on most PEET Dryer models to provides the necessary 6" of clearance between the top of your footwear and the base of your PEET Dryer. Safe for all types of materials including leather, PVC, rubber, neoprene, canvas, synthetics, cloth, fleece, felt, micro, and all modern fabrics. Package of 2. Fits: Original, Propane, Multi, Wader, Advantage, and PeeWee PEET Dryers.