Flame retardant, anti-static hi-vis rain trousers, SIOPOR® FR AST: 100% polyester fabric with 100% FR PU coating + AST; ± 250 g/m², 100% waterproof, Windproof, Highly breathable, Water repellent outer fabric, moisture attracting coating on the inside, Very comfortable, Supple, High tear resistance Outside: 2 side slits, Ankles adjustable by touch and close fastening, Zip closure under flap at leg, Drawstring in waist Inside: Fixed flame retardant cotton lining.