100 Pcs Bird/Pigeon Foot Rings/Pin Identification Rings for Bird Feet, Random Color (Plastic)

Easy to remove and reuse. They can be opened wider. Use to easily identify similar-looking birds. Use them to separate different breeds, mark cockerels, separate hatches. The split rings on a small hinge make them easier to put on the leg. Suitable for various poultry, birds, chickens, ducks, etc. Aluminum Item Size: Diameter 0.9cm (0.35in) Height 1cm (0.39in). Plastic Item Size: Height: 6mm / 0.24" (approx.). Inner Diameter: 8mm / 0.31" (approx.)