Bird Repellent Spikes, Used For Bird Control, Weight 11 lb, Overall Length 50 ft, Overall Width 4 1/2 in, Overall Height 4 5/16 in, Natural, Coverage 50 linear ft, 2 ft Sections, Material 302 Surgical Grade Stainless Steel, For Use On A/C Units, and Building Projections, Awnings, Beams, Chimneys, Edges, Gutters, Lights, Perimeters, Poles, Rafters, Railings, Signs, Trusses, Windowsills, Application Method Easy to Attach to any Surface with Screws, Nails, Wire or Adhesive