Shimmer twill textile uppers. EVA wedge outsole. Non-removable Custom CloudBound™ foam insoles for all-day comfort and support. V elastic gore, side zip and heel tab for easy entry. TPR Welt: A lightweight rubber that's durable, flexible and provides traction. Wedge height is approximately 2". Shaft height is approximately 3 1/2". Your TOMS purchase helps support children's education, health and well-being, giving kids everywhere the gift of better tomorrows.