1. Heat resistant porcelain coaster with felt back 2. 10.5x10.5x0.4cm 2. CE, ... We can do in porcelain, stoneware, dolomite, MDF+cork back, paper, EVA, PVC and other as per request)Bone ... SGS.PortShenzhenSizeCoaster: 10.5X10.5X0.4CM DescriptionCoaster: ceramic + felt back Design: decal decoration, hanpainting, etcwe can mould up for samples ... items picturesMUG & COASTER porcelain coaster with felt back