Material: These leg straps are made of high quality plastic, sturdy and durable. They do not break easily, are resistant to cold, frost and heat, and do not deform even with prolonged use. The surface oxide film can ensure that the paint will not fall off. Easy to Apply: Simple clip design makes it easy to attach and remove. Just open it, place it on the birds legs and tighten the ring. Strong and not easy to fall off, it will not harmyour poultry and can be reused. Easy to Mark: The colorful bird leg rings can identify different types of poultry. If the birds or chickens look alike, you can identify them quickly. You can use different colors to mark the rooster and the hen, then separate the hatcheries. Multicolor: The leg rings are light color, very attractive. Cut: 8 * 7 mm \/ 0.31 * 0.27 inch (inner diameter * height), 10 colors, enough for daily use. The colored pigeon feet make it easy to identify your own pigeons. Versatile: The identification foot rings are suitable for many animals, such as: poultry, birds, ducks, chickens, pigeons, parrots, etc. With animal wearing anklet, you can easily identifybirds to help you check, find and feed. Features: Made of high quality plastic, safe and durable, not easy to break and reusable. These foot rings make it easy to distinguish your own pigeons from others when they roam around with your neighbours pigeons. - a good helper for farmers, also for zoo staff, for people who have small birds or birds (like parrots) at home, this is theright choice for you. - Use bird clamp rings to separate different breeds, mark suspicious roosters and separate hatches. Our poultry leg straps are suitable for various poultry, birds, chickens, ducks, chicks, quails, pigeons, etc. Specification: Material: Plastic Colors: colorful Size: 8 x 7mm \/ 0.31 x 0.27in (inner diameter height) Package consisting of: Colored pigeon rings x 100