Gatsby (R) Ultra Soft Nylon Safety Breakaway Halter This comfortable halter is made of an ultra-soft, durable nylon, plus a leather piece breakaway piece below the crown buckle that makes it ideal for turnout. Features single buckle crown, throatlatch snap and silver-plated hardware. Replacement breakaway pieces sold separately. Features: Breakaway design ideal for turnout Throatlatch snap Single buckle crown Item Specifications: Sizing: Foal: 100-300 lbs. (birth-6 months) Weanling: 300-500 lbs. (9 hh) Pony: 500-800 lbs. (10 hh) Cob: 800-1000 lbs. (14 hh) Horse: 1100-1300 lbs. (16 hh) Oversized: 1400 lbs plus (18 hh) Gatsby(R) Your Horse, Our Purpose. Founded in 1979, Gatsby(R) is one of the industry's most recognizable and credible equestrian brands. They are founded on the belief that the more time you spend with your horse, the better - that's why the products designed by Gatsby(R) make sense for the barn and for your budget.