Orthopedic Saddle Pad for Horse and Rider Backs Prevent and repair sore backs of both horse and rider with ThinLine saddle pads. Improved equitation and shock absorption in an Ultra ThinLine Pad is quite measurable. ThinLine moves impact laterally instead of up into the riders spine. Thus reducing back strain, providing protection for spines, improving equitation and a close contact while maintaining custom saddle fit. Pressure distribution over the horse’s back with and without a ThinLine Pad from independent product testers. Endorsed By Spinal Surgeons The Magic: ThinLine gives you the most protection without loosing the close contact feel. The only saddle pad endorsed by Spinal Surgeons and Veterinarians.