LeMieux Simuwool GP Slip On Girth Sleeve Brown LeMieux Simuwool Dressage Girth Cover Natural Wadswick LeMieux Lambskin Girth Cover Dressage The Feed Shed LeMieux Simuwool Dressage Girth Cover For The Horse from Oakfield LeMieux Simuwool Breast Girth Cover Country & Stable. Enhance your horse's comfort in the saddle with the soft, breathable and cushioned faux lambswool GP Slip On Girth Sleeve from LeMieux. Made from super soft high density faux lambswool, this GP Slip On Girth Sleeve is carefully designed for general purpose saddles. This slip on style is breathable and prevents sweat build up and rubbing in the girth area. The cushioning maximizes comfort and is especially great for sensitive skinned horses.