6" x 36" Aluminum Drop In Gutter Guards - 21 Feet Total- Special reenforced edge easily adapts to any 5 inch inch standard gutter. - Drop Ins have a rigidity that earlier roll out mesh type gutter screens lacked. - Drop Ins are rigid enough not to collapse under ice, snow and debris. - Each piece slides under shingle and installs directly to inside lip of gutter. - ¼" Mesh size keeps leaves, debris and pest out of gutter. - Mill finish only. Each piece is 3 feet. 21 Feet per order.