Specially suited for use with small lab and research animals (mice, rats and other rodents). The light weight easy-to-read tags allow for trouble-free identification. Ear tags are numbered from 1-100 (available up to 999) Available as Stainless Steel (non-colored) or in 5 colors. Once applied, they cannot be easily removed. Laser-etched number provides durability.; Numbered Tag: Aluminum Clasp,;Stainless Steel;Tag.;Sizes: ;Mouse: 3.5mm O.D. with 3mm Pin & Rat: 3.5mm O.D. with 5mm Pin
