Jeffers Yearling Turnout Halters 2-ply, 1" polypropylene web halter with round hardware for yearling horses approx. 400 - 600 lb. Colors: Red, Black, Royal Blue, Dark Green Caution: Turn out halters are not designed to break away and could be a safety hazard, if used improperly. Horse Halter Sizing Guide: Noseband : 22.5" Cheek : 8" Poll/Throat : 33.5" - 35.5"