This Alumilite Alumifiber epoxy thickener is made of polyethylene fibers that help thicken epoxy resin while you are working it onto surfaces like curves or vertical spaces. You can use addition tools like scrapers to help create texture with the thickened mixture.Details:White3.6 oz. (102 g)PolyethyleneConforms to ASTM D-4236Not classified as hazardous per 29 CFR 1910.1200CAUTION: Fibers may scratch the surface of the eye and cause mechanical irritation. May cause mild skin irritation. Avoid contact with eyes, skin and clothing. Read and understand the hazard information on Liquid Rubber or Liquid Casting Plastic components before use. Store indoors at 50 to 90ºF, away from sunlight and in the original container. Keep out of the reach of children.