Made of high quality plastic material, cold , frost , heat , very and not easy to break Clip on designed leg bands, easy to clip on and remove, firm, secure and reusable Identify different ages, mark cockerels and hens, separating hatches, etc. Suitable for adult poultry breed, ducks, chicken, hens, etc. With 1-100 different numbers, you can use it to classify different poultry Commodity name: Adjustable chicken feet change Suitable: 500-1500 grams of poultry Retractable foot ring: the foot ring can be retracted according to the size of the animal, easy to use 6 card slots: adjust the size of the ring Colour:Orange Material:plastic Size:Inner diameter size: 2-2.4CM Package Contents: 300 x Chicken feet ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.