Step into the ring in style with the Sullivan Supply Black Heat Farm Animal Neck Sweat! This system features closed-cell SBR copolymer neoprene material， which is designed to reach maximum sweating potential for cattle. It is constructed with a no-fray fabric binding around the outer edges to prevent tearing and advanced microfiber neoprene with a velvet knitted fabric for added comfort. Velcro is permanently sown into place for convenience.