The Bird-X Bird Spike Kits include everything you need for ten feet of spike installation. 10 full feet of spikes protect larger surfaces than most brands. With high-quality materials, these spike kits are sure to last for many years and require little to no maintenance. Bird spikes are immediately 100% effective, harmless, and humane. No need for harsh chemicals or unsafe traps! Get professional results anywhere birds aren’t welcome. Eliminate landing surfaces to increase property aesthetics and value.