Package contains: The set consists of 12 bird nails, 1 adhesive tape, 24 cable ties to fix. keep birds away from your house, garden, balcony or other surface. Bird protection: Such a bird thorn has a deterrent effect. The tips are easy to see and the harmless tips are carefully designed and effective. Guide animals without hurting them and can effectively prevent pests, birds and climbers from entering. Easy installation: Depending on the location of use, installation using the double-sided adhesive tape or cable ties (both included). Individual elements can be connected to each other at the ends. Long lasting: sturdy, rust-free. It only needs to be installed once and can be used for a long time. The lifespan is more than 10 years. are your strong defense against pigeons and sparrows. Wide application: bird nails suitable for various positions to install on windows, beams, roofs, fireplaces, balconies and other surfaces, etc. to keep birds away from your house, garden or yard.