Some superior features of TreadGrip are. Durability TreadGrip is a high quality composite of glass woven matting impregnated with isophthalic polyester resin. The energy absorption and flexibility of TreadGrip. ensures its long life, even in the busiest of environments. Slip Resistant A compound of carbon and silicon grit is added in the final layer of … Continue reading FRP Tread Covers