Give your cat the freedom to explore, but set boundaries to keep her safely in your yard with the PetSafe® In-Ground Cat Fence™ system. In about 2 weeks of training, she'll be able enjoy her new outdoor freedom. This light, comfortable collar was designed just for cats, with a special stretch section for added safety. This system is also compatible with PetSafe® In-Ground Receiver Collars for dogs excluding UltraSmart In-Ground Fence™ (PIG00-13619) and YardMax Rechargeable In-Ground Fence™ (PIG00-11115). Trust PetSafe® to help keep your pet healthy, safe and happy.