Abstract: A dog boot for use on a hunting dog, the boot having a lower paw-receiving portion of flexible, moisture-resistent material, and a generally tubular elongate legging portion extending upwardly from the paw-receiving portion, a vertical slit in the legging portion providing first and second overlappable flap portions, and a buckle-equipped securing strap at the lower part and at the upper part of the legging portion, the boot securable to the leg to provide protection as well as buoyancy, shock absorbency and thermal insulation.