Frost King F4WT 45 Foot Woodtone Caulk Cord

45 foot, 9-1/2 ounce roll, woodtone, mortite caulking cord weather-strip. For use with wood, plastic, metal, masonry, glass and concrete. Forms weatherproof seal on porous and non porous surfaces. No caulking gun needed just press in place with your fingertips. Won't harden so it seals tight, yet can be easily removed. Can also be used as a gasketing material, seam sealer, crack filler, sound deadener, insect barrier and general plugger-upper. Just press it into place with your fingertips.