GENESIS™ Fibrillated Fibers are  manufactured from virgin  homopolymer polypropylene  resins, and meet the requirements  of ASTM C1116/C1116M “Standard  Specification for Fiber-Reinforced  Concrete”, ASTM D7508/D7508M “Standard Specification for  Polyolefin Chopped Strands for use  in Concrete”, and the requirements  of ICC ES AC32 Section 3.1.1 for  plastic shrinkage reinforcement  and 3.1.2 for shrinkage and  temperature reinforcement.