Shires Waterproof Ride On Saddle Cover in Black. The Shires Waterproof Ride On Saddle Cover is designed to protect expensive saddles for the rain while in use, and prevents dye from leaching breeches. The saddle cover features elastic which stretches over the seat and saddle flaps for maximum protection, while the reinforced stirrup holes allow stirrup leathers to be attached over the top of the cover for riding comfort. The saddle cover fits all size of GP and close contact saddles.