DonFiber PP-F Plus High strength fibrillated polypropylene fibers You might also be interested in DonFiber PP Ultra Ultra-fine, high performance monofilament polypropylene fibers DonFiber PP Macro E High-performance corrugated macro polypropylene fibres DonFiber ST300 High performance corrugated steel fibers for reinforcement of concrete and mortar DonFiber PP Macro High-performance macro polypropylene fibres for shotcrete