Style : office floor tiles construction: Multi-leve lloop pile Yarn : 100% universal nylon 6 color system: 100% solution dyed Gauge: 1/10" Stitches: 10 per inch pile weight: 19 oz/sq.yd pile height :2.5-6.5mm (+/-0.5mm) Backing: PVC with fiberglass Tile size: 25 x 100cm Area of use: Heavy commercial Flammability: ASTM E648-10 Class I , GB8624-2012, B1 Smoke density: ASTM E662 Lessthan 450 Static propensity: AATCC-134 < 3.5kv Static control: life of the carpet static protection Formaldehyde purification:JC/T 1074-2008,class I