Freejump Air Pure StirrupsFreejump Dressage Stirrups Air Pure beautifully designed dressage stirrup with non slip and shock absorbing treads aluminum alloy specially selected for its strength and durability tread features integrated Freejump Shock Absorption Technology, which combines an elastomer sole with a mechanical joint for optimal shock absorption this creates an air cushion effect that provides exceptional comfort. thanks to the wide tread with super grip and metal