Superior shock absorption offers increased ability to sit and ride the gaits, while giving an ultimate close contact feel, and keeps riders back stable. Ultra ThinLine protects the horse’s back, encouraging proper rounding and movement. Protect show pads and backs with this liner. High wither profile contours to the horses back. 3/8″ felt with 3/16 inch ThinLine. This pad measures 31.5 inches along the spine with a 15 inch drop.