Ovation Airform Humane Dressage Horse Riding Girth Airform girth with a pressure equalizing V-shape buckle system. Can be sponged clean in seconds and is hypo-allergenic. Made with stainless steel roller buckles with elastic on both ends. The sliding buckles with elastic elements ensure full adjustment and reduce pressure as your horse moves. Cushioned and textured for air flow, it stays incredibly soft no matter how much use it gets.