Horseshoe BuoyJim Buoy's finest Horseshoe Buoy with built-in Sea Anchor. Extra strong vinyl coated.; Nylon cover with heavy-duty zipper over closed cell plastic core.; Will not rot or mildew.; Stainless steel hardware throughout.; Built-in sea anchor slows buoy when blown in water.; Eliminates the need for a separate drogue chut.; Dimensions: Full Size - 23" H x 23-1/2" W x 4" T; Pony Size - 21" H x 22-1/2" W x 3-1/2" T;