Owfeel Pack of 100 Plastic Big Ear Tag for Cow Cattle Yellow Numbered 001-100 Applied to breeding population, epidemic prevention and control, meat quarantine,All the field of information management for animals and livestocks Big size livestocks or animals,such as ox cow horse,etc The number is :001-100. Size of the tag: approx. 6 x 7.3cm/2.36 inch2.87 inch Material:Plastic