Name: Chicken Poultry Birds Rings Rings Outer diameter: 23 mm Inside diameter: 20 mm Height: 10 mm Application: quail chicken duck goose birds poultry Color: Red Yellow Blue Green Purple Packaging: 100 pcs Brand Name: Talk-Satisfied Model Number: Poultry Birds Rings Type: Farm animals Material: Plastic High-concerned chemical: none Origin: Mainland China Farm Animals Type: Chicken Choice: yes semi_Choice: yes