Features： 1、Blank ear tag is convenient for customers to fill in the required numbers, ideal for the information management of livestock and animals. 2、Blank cattle ear tag is a must for cattle sheep ranchers, it insures you can track and prevent theft for your herd. 3、Bright colors are easy to recognize, and they are not easy to fade and deform even in harsh environments. 4、The ear tag is made of plastic material, which has good toughness and tensile resistance 5、Used with the professional ear tag applicators(not included), pins are included. Great for use in sheep, cattle, pigs and other animals. Specification： Item Type: Ear Tag Material: Plastic Color: As shown in the picture Ear Tag Size: Approx. 5x4cm / 2.0x1.6in Pin Size: Approx. 3x2.5cm / 1.2x1.0in Weight: Approx. 582g / 20.5oz Number of Ear Tag: 100 sets Application: It is suitable for various fields such as breeding, epidemic prevention, meat quarantine, and livestock and poultry information management. Package List： 100 x Ear Tag 100 x Pin