Find out why the ThinLine Trifecta Cotton Half Pad is one of the best selling half pads! Made with Ultra ThinLine over a high quality quilted cotton base pad. Creating a contoured wither profile and spine free channel. This design allows the pad to lay on either side of the spine so that it is always in the right place, allowing the horse to work effectively through their back. Delivering the maximum in shock absorbency in the minimum thickness. Add this pad under your well-fitting saddle for maximum comfort for both horse and rider.