CIIC Bird Spikes, 40 Pack Pigeon Squirrel Raccoon Cat Deterrent Spike Outside Anti Birds Defender Outdoor to Keep Robin Away Roof Fence Window Nest 37.6 Feet(11.4m), Brown

Effective deterrentAdd small spikes next to the long spikes so that birds cannot effectively stand in the gaps between the bird nails. Bird spikes effectively prevent small animals from nesting here and have a deterrent effect. | Cutting/TrimmingOur bird spikes can be divided into the sizes you want according to your needs so that you can use them in various narrow places. | DurabilityOur bird deterrents for outside are made of high-quality acrylic plastic, which will not deform or rust and can be used for a long time in various environments. | Flexible InstallationUse nails/screws, double sided tape and strong zip ties to fix the animals spikes on any flat surface, such as fence,roof,corridor,shed,balcony,eaves and other scenes. | HumanizePlastic bird spikes will act as a visual and physical deterrent to animals, keeping them away without actually harming them.