Hush (group 2) Composition 80% polyester – 20% viscoseWeight 170 g/m² Certifications Colour fastness to light: EN ISO 105-B02 (5-7), Colour fastness to rubbing: EN ISO 105-X12 (wet: 4-5 / dry: 4-5), Flammability: BS 476-7 Class 1 hg67046hg63058hg60159hg60158hg68103