Interceptor Chews Comes In The Following Sizes, Choose The Appropriate Size For Your Dog. Interceptor Brown - For Dogs 0-4Kg (1-9Lbs) Interceptor Green - For Dogs 4-11Kg (9-22Lbs) Interceptor Yellow - For Dogs 11-22Kg (24-48 Lbs) Interceptor White - For Dogs 22-45Kg (48-100Lbs