Unitika MR-831S Sew on retro-reflective fabric Sew on Color : EN ISO20471:2013 Home wash 100 x 60°C / ISO6330 Industrial wash 50 x 75°C / ISO15797 Tumble dry @ 90°C Tunnel drying inlet max 160°C Dry cleaning: ISO 3175 - 50 cycli Öko-Tex standard 100 - class 1