12' x 100' 4 mil Plastic Sheeting can be used to protect equipment, machinery and materials from dust, moisture and dirt. Excellent for a vapor barrier to contain hazardous dust, asbestos, lead paint, mold remediation work, covering fresh concrete, and under mulch in landscaping. It's more economical than drop cloths for painting. Made from strong, clear low density polyethylene plastic. Use inside or outside to cover, protect, separate or moisture-proof.