Crystal Clear Film For Use On Interior Windows To Reduce Cold Air Drafts. Improves The Insulating R-Value Of Windows Up To 90%. Easy To Install With Tape And Hair Dryer. Clear Film Shrinks Tight And Wrinkles Free To Prevent Cold Drafts.
   ▪  Pre-Tape Top Edge
   ▪  Improves Insulating R-Value Up To 90%
   ▪  Easy To Install With Double Sided Tape & Hair Dryer
   ▪  Insulates & Reduces Drafts
   ▪  Two Way Cutting
   ▪  Box Used For Storage And Cutting
   ▪  Mfg #WS31520