The Honsie® Max is a plain block coloured, all in one, nylon lycra horse and pony cover that utilises Moisture Management technology. It allows horses and ponies that have been ridden hard to cool down, whilst keeping muscles warm. Extra Small: 10hh to 12hh. Small: 12.1hh to 14.2hh. Medium: 14.3hh to 15.2hh. Large: 15.3hh to 16.2hh. Extra Large: 16.3hh to 17.2hh.