HellermannTyton Weatherproof Cable Tie, Black - HellermannTyton 138-00050, The HellermannTyton 138-00050 is a Weatherproof cable Tie manufactured from Polyamide 6.6. This black cable tie is extremely resistant to mould, decomposition, sea water, oil, fats, hydrocarbons and hydraulic fluids. HellermannTyton 138-00050 Weatherproof Cable Tie Black 4.7mmx390mm (100 pcs)