Birdsbesafe Cat Collar Cover Birdsbesafe cat collar cover warns birds of cat's presence. (Use with your own cat collar or purchase separately/not included) Brightly colored collar cover is easily visible to birds whose eyes see bright colors especially well Fabric tube-shaped collar cover is patented in U.S.. Safe for cat when used with breakaway collar. Comfortable for cat, and it can be worn 24/7. (Inner collar NOT included). Has reflective trim that makes cat more visible to cars at night