Think of the ProPad S Support Horse Shoe Pads as an arch support for horses. Made of the highest quality polyurethane material embedded inside to reduce concussion. Gives extra support to compliment the height of a shoe and acts as an extension of the frog, moving with the frog to promote healthy circulation of the foot and absorb shock. ProPads can be used in conjunction with any shoe brand. Extra support to compliment the height of the shoe for horses needing shock absorption.