"This bird spike strip prevents birds from landing, nesting or roosting on ledges, edges, fences, roofs and other parts of buildings. U.S.A. Assembly Required No, Color Silver, Dimensions L x W x H in. 25 x 10 x 7, Mounting Type Ledge, edge, fence, roof, other parts of building, Material Type Polycarbonate/stainless steel, Common Usage Bird repellent. Strips come in 2ft.L sections"