Weaver Original Adj Halter w/Snap Weaver Leather Adjustable Nylon Halter Convenient, adjustable nylon design Rolled throat design on horse sizes Flat throat design on suckling, weanling, and yearling sizes Brass plated halter hardware Top quality nylon Heat sealed oblon buckle holes Box stitching at stress points True-to-fit sizing Guidelines For Sizing Halters: Note: Suckling and Weanling are 3/4" and all other sizes are 1" Small Horse/Large Pony: 1" (500-800 lb.) Large Horse/Warmblood/Oversized: 1" (1100-1600 lb.) Average Horse: 1" (800-1100 lb.) Suckling /Small Newborn Miniature: 3/4" (100-200 lb.) Weanling 3-6 months/Small Pony/Miniature: 3/4" (200-300 lb.) Yearling /Medium Pony: 1" (300-500 lb.)