Specific anatomic shape for each hind leg, with a low cut on the inner part of the fetlock for an optimal protection. These fetlock boots made of rigid polyurethane with a reinforced rear shell can be completely dismantled. The neoprene inner is fixed by Velcro and washable. Quick closing with studs climbed on two interchangeable elasticated straps. Matching the C.S.O. "Neoprene & Gel" tendon boots with studs No. ek530920 and ek530921.