The Tap Flex is a full leather split sole tap shoe. The split sole offers the dancer stability with a greater range of movement. Soft full grain leather upper - For comfort and extra durability. Notched collar at heel - reduces pressure on Achilles tendon. Kashmir lining - comfort and moisture reduction. Split sole - greater range of movement. Shockwave tap plates attached - for stronger sound and maximum floor contact. Pro Balance rubber pad attached under ball of foot - for a non slip sole on any tap surface.