Equidisc

 The equidisc is an easy-to-use number disk that attaches to your bridle for dressage otherl competitions. A wipe-clean, white plastic with easy-to-see, slip-in black numbers from 1-999, then the whole disc slots on to any strap up to 1' (18 mm) wide without undoing.

To keep everything clean, there?s a pocket-sized round white plastic outer case to keep spare numbers and the Equidisc in.

Size: 3 3/4' round