You are bidding on a 0.5 metre length of gland packing 5mm square. It is Pure PTFE fibre with  PTFE  and silicone lube. This is the very best gland packing It can be used in any type of pump, boat prop shafts, valves and has the best chemical resistance. It will not wear your shaft .WE can  supply any length up to 100m long. we also have many other types and sizes in stock, please just ask.