3M Transparent Weather Sealing Tape, 1.5" in x 30' ft, For Interior Windows and Doors, Moisture Resistant Tape, Helps Reduce Energy Loss, Seals Cracks, Made in the USA (2110NA)

Helps reduce energy loss, For indoor use, Measures 1.5 inches x 10 yards, easily conforms to angles and curves, Weather tape is flexible conforms to angles and curves, Seals cracks to reduce energy loss, Decreases heating costs, Shrinks tight for wrinkle-free, clear-as-glass results, Increases R-value by 90% over an average single pane window.