TheOutDoorShop Cat Repeller Fence and Wall Spikes &ndash; Strip of 8 (13ft) Grey ANTI-CLIMB SPIKES - A brilliant alternative to sharp barbed wires or razor wires that may cause significant harm to the animal. An effective method that prevents cats, or larger animals climbing over your garden walls. The spikes are specifically designed to cause maximum discomfort, with minimum harm. QUALITY MATERIAL - Durable and waterproof, making them a top choice for your outdoor security needs. OUR RANGE - We offer a wide range of different colors from which you can choose from to assure it suits the style of your home.