Description Interpuls silicone goat liners Interpuls Heavy Duty Plastic shells with loop Short Stem Set of 2 - as shown 2 x 2000081 standard size Interpuls silicone goat inflation 2 x 2000076 heavy duty Interpuls plastic goat shell For regular size teat size (fits most full size goats) standard bore and regular stem Overall length 6.5 inches. Stem length .75 inches Head outside diameter is 2 1/4 inches. Engraved 2000081 on head. Long Life silicone formula is soft and translucent for fast gentle milking. Milk flow is visible through the milk tube (stem). Lasts one year for most goat milking applications. Silicone is easier to clean than some rubber formulas. Fits Interpuls, Hamby, Hoegger, Caprine Supply, Coburn standard goat milkers. Order 1 set per goat. Original Interpuls parts Made in Italy