Effective And Humane Bird Spike: Stainless steel bird spikes are a visual and physical deterrent to birds, pigeon deterrent with pigeon spikes can stop birds from landing and other animals from landing and roosting without harming them, achieving peaceful coexistence between man and nature. High Quality Material: This anti pigeon spikes are made of stainless steel, strong and unbreakable, not easy to rust, sturdy and durable. The base is made of plastic, which is flexible and can firmly fix the bird pegs. In addition, the bird deterrent have a long service life outdoors. The bird spikes deterrent are not easy to change colour, and the bird pegs will be more stable when inserted into the base. Easy to Install: With easy to fit holes in the base of the plastic spikes, they are quick and easy to install and can be secured with nails, screws, zips or mounting adhesive, but when installing them be careful that the anti bird spikes can pop out without being pressed down, causing you injury. Also, dirt and dust should be removed before placing the bird fence spikes. Package Content: There are 2 pieces of stainless steel pigeon spikes, each piece includes 1 base and 10 bird spikes. The entire height of the bird deterrent products is 11cm and the length is 25cm, the coverage area is very large, which prevents birds from staying and landing on your house and windows. Wide Use: Anti-pigeon spikes can be installed high up on roofs, chimneys, gazebos, pylons, support structures, columns or anywhere contaminated by bird droppings and nests.