ANTI-CONDENSATION WINDOW STRIP helps prevent moist, sweaty windows! Made of ultra-absorbent, 100% rayon material, these adhesive strips absorb condensation as it forms on glass panes. Helps protect windows and sills from moisture damage and prevents mold and mildew formation. Just cut to fit, then peel and stick! Works on windows, doorways, even toilets and fish tanks ... anywhere moisture can form. 10 ft. L x 1" W.