Mustang Felt Correction Fit Saddle Pad. 31″ x 30″ x 1″ . Contoured two tone orthopedic grade felt with Poron- XRD and memory foam build up with felt. Poron- XRD provides 90% absorption of force. Designed to relieve pain and pressure from hard to fit conformations including high wither, narrow shoulder, asymmetrical muscle development and saddle fit.