$62.99 M-D 17-ft x 1/2-in Gray PVC Foam Window Weatherstrip in the Weatherstripping department at Lowes.com
fowong Foam Weather Strip, 1 Inch Wide X 1/2 Inch Thick, Open Cell Foam Tape Adhesive Rubber 
Strip Weather Stripping for Window Gray 16.4 Ft(3/8 Inch Width x 3/8 Inch Thick) - Walmart.com 
