coaster 1) durable,nontoxic,thermal,protect table well. 2) customed size,1C logo print is available. 3) accept OEM way Promotional Queen Round Cork CoasterThis is very popular promotion gift for beer and beverage company and also popular for hotel, bar, gift company as gifts.1. Size: 8x8cm, 9x9cm, 10x10cm and others.2. Thickness: 1mm, 1.5mm, 2.0mm, 2.5mm and so on.3. Shape: square, round, ...