Fine Tooth Rat Tail240 mm / 9 1/2 in The combs in the professional Polycarbonate line are made entirely from carbon fibers infused with silver ions which eliminate static and contain antibacterial properties. The durable polycarbonate is heavy-duty yet kind on delicate strands. Features: Available in Zebra High-impact resistant Polycarbonate Nano Silver technology to eliminate bacteria Anti-static Lightweight and sturdy