Cardboard Paper Coaster -water proof & heat resistant -high quality&servie with low price -customized designs&sizes welcome Cardboard Paper CoasterFeatures:size - 10 x 10 cm, 1mm thickness material - 350gsm cardboard + 350gsm cardboard , thickness of 1mmimprint - 4+4c cmyk printing with matte lamiantion on both sidesdie cut - with round cornerspacking - 10pcs in a polybagAdvantages:-water proof & ...