Bird-B-Gone 5" x 6' Clear Plastic Bird Spike. This humane and effective solution keeps birds from landing or nesting on your property. Made of durable, rigid polycarbonate plastic with UV inhibitors, these spikes provide 5 inches of physical coverage and a full 6 feet of coverage. They attach easily with screws or adhesive and will not deteriorate under extreme temperatures. Backed by an industry-leading 5-year guarantee, these spikes do not harm birds and are ideal for ledges, parapets, roof peaks, or anywhere birds land.