stone coaster
Top grade black and green granite from northern China, elegant looking with nice package
For EU, USA e

Material: Cardboard, pvc, EVA, cork, MDF+cork, all with absorbed offset.

Special function: When the coasters come into contact with water, beer, alcohol, juice etc., it can absorbing the all liquids, and it can be used recycle.

Size: Anysize by your own design

Placed under a bottle, pitcher, or drinking glass to protect a table top or other surface beneath.

The characteristics of MDF is very firm, strong and tough, it's not easy going to bend. So suit to be the upscale gift, home articles etc.