Shires Aviemore Soft Rubber Reins feature rubber pimple grips with a softer feel but no less effective grip. Made with good quality leather, they have hook stud billets and stainless steel fittings. Available in Black or Havana. Size Guide: Available in five sizes: 48" x 1/2", 48" x 5/8", 54" x 5/8", 61" x 5/8", or 61" x 3/4". These reins feature rubber pimple grips with a softer, but no less effective grip. Hook stud billets and stainless steel fittings. Traditionally finished, Aviemore leatherwork is a classic choice. Wipe clean and condition the leather.