Excellent hoof protection for occasional and long distance ridding. Can be used as a spare for a lost shoe. May be used in the e correction and treatment of impact-caused injuries, provides protection during trailering. Width 5 1/4 - 5 7/8 length 5 3/7 -5 7/8. Top of boot is a vinyl and cushioned/bottom of boot is a very hard rubber work boot type tread. Size is Size 3. Dimensions are 5.5 X 7 X 15.5 UPC Code = 670784005340