COLLARS High quality strong one size collar, 40mm wide semi-slip type fully adjustable, fits neck 35cm to 61cm, 14″ to 24″. Collar has wording embroidered 2 times. Made from tough, durable polypropylene nylon webbing, the items are weatherproof, hard wearing and very long lasting. Washable at 30oC. The main traffic light colour coding system is: Red CAUTION = DO NOT APPROACH! Orange NO DOGS = NOT GOOD WITH OTHER DOGS Green FRIENDLY = GOOD WITH PEOPLE AND DOGS Other Items include: Yellow NERVOUS = DOG MAYBE UNPREDICTABLE Blue TRAINING = DO NOT DISTURB, DOG IN TRAINING Blue WORKING = DO NOT DISTURB, DOG IS WORKING * White DEAF DOG = DOG HAS LIMITED/NO HEARING * White BLIND DOG = DOG HAS LIMITED/NO SIGHT * Yellow ADOPT ME = DOG IN NEED OF A NEW HOME * working, deaf & blind are currently not available if interested please drop us a pm.