Horseware's Amigo Jersey Cooler. Horseware's Amigo Jersey Cooler is perfect for keeping your horse dust free before entering the show ring or cooling off after a workout on chilly days. Our jersey cooler effectively wicks away moisture. Classic european cut and rich jersey brushed polyester fabric. Quality fabric that is soft to the touch. Hidden belly surcingle and corded tail strap. Coordinates with the entire Amigo line!