Professionals Choice SMB-3 Sports Medicine Boot_ Front or Rear (pair). The SMB-3? is a hybrid between the two best selling protective boots_ the original SMB II? and the new standard_ the SMB Elite?. The exterior is constructed with Professional?s Choice signature limestone-based neoprene. Together with an UltraShock? lining_ the SMB-3? safeguards the cannon bone_ tendons and soft tissue_ while absorbing energy from hoof impact. The slightly longer suspensory strap stretches upon each impact of the hoof_ allowing full ankle movement_ helping to eliminate hyperextension... - Professionals Choice SMB-3 Sports Medicine Boot_ Front or Rear (pair). | 
