This pad combines the benefits of our breathable and shock-absorbent SMx Air Ride material with OrthoSportä‹ ¢ features to create an unrivaled barrel pad. Additional layers of SMx Air Ride material are strategically placed in the dished out areas behind the shoulders of_ horses with high withers and strong shoulders to create a greatly improved saddle fit from front to back. Additional _ layers of SMx Air Ride material _are also added down each side of the spine to relieve pressur_e from the spine and kidney areas while allowing additional airflow along the horses back. SMx Air Ride Orthosport Saddle Pads come with a fleece lining.. 28 x 30 Square