<p>Anti-climbing security spikes – Simple and effective deterrent spikes,  can control and stop intruders (keeps cats and birds off too) without causing any harm or looking awful. Prevent birds and other reptiles from entering, protecting buildings or crops.</p> <p>You can adjust the length according to your needs.</p> <p>You can  install to anywhere, for example fences, gates, sheds, railings, ledges, boundary walls etc.</p>