Original Bird-X Stainless Bird Spikes controls birds from landing and roosting. Widest protection of 6 in. stops birds from landing on window ledges, beams, pipes, signs, gutters, chimneys, fences or anywhere pest birds land or roost. Bird-X is the global leader in Bird Control Since 1964, the largest manufacturer of humane and effective bird control solutions. Don't settle for cheap imitations. Made of durable stainless steel and a UV protected poly carbonate base, Bird-X Bird Spikes provide maintenance-free, permanent bird control. Ideal for use against Pigeons, Starlings, Sparrows, Seagulls and other roosting birds. Ten 1 ft. sections per box. Apply with silicone or other outdoor permanent glue. Spikes stand 5 in. tall. Flexible base may be cut into smaller pieces for small surfaces.