Starmark Easy Glide Durafoam Disc 11"One piece design Soft on teeth and gums Floats in water Flies straight and level Available in 3 fun colors [split] The Starmark Easy Glide Durafoam Disc 11" is an extremely durably flying disc perfect for teaching your dog catch. A patented design means this disc throws straight and level with no skill required. Steady, hovering like movement makes the disc easy to track and catch. This toy is available in 3 colors and floats in waters indefinitely.