Stirrup straps from original Biothane with stainless steel buckles.Biothane is a very strong material that has already proven its worth in many areas.Biothane is an excellent substitute for leather and nylon.It consists of a strong nylon strap with a protective layer of plastic.The plastic layer offers excellent grip, even when wet.Benefits of Biothane:- durable and strong, does not tear.- does not absorb moisture, does not mold.- remains flexible in cold weather.- retains its shape, does not stretch.- no maintenance required, easy to clean with water.- almost no wear.Length 155cm.