*natural rubber lining with single-jacket,made of polyester yarn and polypropylene ... (2-1/2"), 77mm (3")*Length: 20m, 25m, 30m*natural rubber lining*high working pressure,no adhesive failure,no leaking,anti ... *different colors of lining are available<black,white,red> *heavy and soft,beautiful and clean outside,long service life Rubber lined fire hose