Sharpener contains 2 stationary ceramic rods molded into the base; brown ceramic for coarse and white for fine. 2 stages allow for proper angle. Over molded grips for a comfortable and secure grip while sharpening.
Made from cold crack resistant PVC. Includes over-sized handles and safety air valve. Tested to withstand temp of 22 degrees below zero. 39" diameter (deflated). Double welded seams. Ages 5 and up.