That is 1Tuli Cheetah (no longer a couple) with further heel cup. Ultimately, Surprise Absorption and Ankle Give a boost to in a single light-weight unit. Tuli’s Cheetahs are a dynamic and progressive new aggregate of Tuli’s Heel Cups Surprise absorption generation and the relief and steadiness of a light-weight neoprene ankle Give a boost to. Tuli’s Cheetahs are perfect for athletes, gymnasts, adults, kids, or any individual who works or performs on their ft. Slip on taste. One Tuli’s Cheetah with an extra heel cup integrated. Degree the circumference of the instep in inches (across the arch of the foot).