Your horse will scoff at those rain showers with a little help from the Tough-1 600 Denier Waterproof Horse Sheet. This sheet is made completely waterproof with its 600-denier nylon shell and 70-denier lining. While the shoulder gussets give total freedom of movement the adjustable leg straps and crossed surcingle belly make it fit like a dream. About JT International For over 35 years JT International has been providing riders with quality equestrian equipment designed to maximize the riding experience. With over 1 100 different types of products available they offer new and time-honored favorites to riders all over the world. From tack to training supplies JT International has each rider and their mount covered.