• Anti-pigeon spikes designed for maximum protection against birds on roofs, windows, and railings. • Made with top-quality materials, resistant to deterioration under any circumstances. • Easy installation with pre-drilled holes, can be fixed with glue, screws, or nails. • Flexible bases that adapt to flat or curved surfaces. • Harmless to animals, deters without harm. • Discreet design and virtually imperceptible.