Frost King Slide-On Double Draft Stop for Doors and Windows Brown 1-1/4 x 36inch DDS1

Shield your interiors from unwanted drafts with this Slide-On Double Draft Stop. Designed with dual insulation tubes, it blocks airflow from both sides to keep rooms warmer in winter and cooler in summer. The fixed cotton flange slides easily onto most standard doors for a snug, tool-free fit.