Builds up thickness quickly 62 lb roll Fiberglass Chopped Strand Mat Low cost and easy to use Can be torn or cut to size

Chopped Strand Mat is randomly dispersed fiber mat that has equal strength in every direction. Each strand is between 1.5″ and 3″ long. A styrene monomer binder is used to hold the fibers together. Compatible with polyester and vinylester resin. Approximately 85 yards long.