Sioen GRAMAT multicolour trousers, blue Sio-safe Extra: 54% modacrylic + 45% viscose + 1% AST, 300 g/m2. Lightweight. Comfortable, breathable fabric, soft and flexible. Flame retardant properties. Very good absorbency. Non-allergenic and harmless to the skin. Reinforced seams for durability and longer life. High abrasion resistance. Excellent fuzz resistance. With zipper closure. 2 slant pockets. 1 shod pocket with hidden press studs. 1 back pocket with concealed flap. 1 ruler pocket with hidden flap. Knee pockets. Belt pockets. Tightening buttons. Adjustable elastic straps. IEC 61482-2 : 2009 class 1 - ATPV 8.8 cal/cm2, EN ISO 11612 : 2008 / A1 A2 B1 C1 E3 F1, EN ISO 11611 : 2007 / Class 1 - A1 A2, EN 1149-5 : 2008, EN 13