Abstract: An equine multi-purpose protector boot comprising: (a) a sole member rigid enough to resist lateral movement of the hoof with an upwardly depending rim extending around its periphery at least at the toe and at each side, the inner surface of the rim being substantially vertical at least in the region of the sides: (b) at least one flexible side flap located at each side of the hoof, attached to or integral with the sole member; (c) an outer compressive cover provided with means to force the side flap into conformation with the shape of the hoof; (d) a flexible heel member attached to the rear of the sole member and including at least one fastening strap (16) adapted to pass around the pastern bone within the range of 2 to 3.5 cm above the coronary band.