Coburn Horse and Pony Height and Weight Tape is designed to calculate weight of horses and ponies accurately, as well as tells height in hands. It is made of durable and stretch-resistant Tyvek, a double-thick material that will not rip, rot or mildew. It is used to help compare weight gain with averages, compute feed rations, calculate dosage of drugs and determine times for market and breeding. It measures in inches and it provides quick and efficient day-to-day conditioning guide. This tape is 80 inches long and weighs from 80 to 1321 lbs. except for larger breeds. Packaged with header card.