Draft Stopper - Houndstooth Black - Unfilled Window or Door Draft Stopper 100% Cotton Made in USA 36" standard length works great for a door or window. Each draft stopper comes empty. Simply fill with rice or beans and velcro the end closed. It will not leak! Buy one for a 36" door / Buy two for a standard sliding glass door. Helps to save energy year round. Our standard draft stoppers are approximately 2.5" high when filled.