(Allflex) Allflex Global sheep ear tags are the ideal size for sheep and goats. Ear tag sets come with male and female sheep tags. Allflex sheep and goat ear tags are made from polyurethane, making them completely waterproof, durable and snag proof. Improved retention collar design and self-piercing male tag for easy application and reduced risk of infection. 1-5/8” high x 2” wide, 7/8” shaft, closed tip.