Tube: black, smooth, heat resistant EPDM rubber.
Reinforcement: steel wire helix with high strength synthetic textile plies.
Cover: black, abrasion, heat, sea water, weathering and ozone resistant EPDM rubber.
Surface: smooth fabric finished.
Branding: blue transfer tape lettering “H.T. - S&D GENERAL PURPOSE - SEA & HOT WATER - W.P.10 BAR (150 PSI) - ISO 1307”.