VALUE PACK: You will get 100 pieces ear . There are 3 color, green, , and yellow to choose from. Ear with numbers are materials, fade resistant, , flexible, and will withstand extreme weather conditions. PERFECT FIT: You can use your standard installers to insert the ear ; pins are included; ear are numbered 001-100. FUNCTION WELL: Cattle ear are must-have for cattle/sheep , it insures you can track and theft for your ; great for use in calves, beef cattle, dairy cattle, , , sheep, . PRODUCT SIZE: 1.6"x2.0" each ear .