Shires Full Cheek Eggbutt Snaffle. The Shires Full Cheek Eggbutt Snaffle is ideal for green or young horses, or horses in training. The Full Cheek feature ensures the the bit stays in the correct placement for the horse\\\'s comfort and for riders control with a single nutcracker centre to prevent your horse grabbing the bit. The bit is a great alternative for horses that struggle to bend and turn when asked. The Full Cheek Eggbutt bit provides slight poll-pressure to encourage a gentle outline for your horse. Mouthpiece Thickness: 15mm Cheek Height: 165mm Can be used for dressage competitions.