OEM design silicone square mat 1:made of 100% silicone 2:with FDA /SGS certification 3:eco-friendly cup coaster OEM design silicone square mat 1.Quality:*100% silicone rubber material,with novel shape, with FDA grade and SGS certification , it’s eco-friendly,soft, flexible, non-toxic and tasteless with good feeling ,with resist high temperature2.Function * with stand high temperature from -30 to ...