Exclusive order - volcanic rock (basalt) coaster set

/Product Story / Volcanic rock (basalt) is a porous stone produced by a volcanic eruption. The surface pit has the function of water absorption and non-slip, and is used as a coaster. It is more suitable. /Product Specifications & Materials/ First generation volcanic rock-1 Second generation volcanic rock round-3 Second generation volcanic rock square-3 /Product Origin / Taiwanese handmade design Remarks: Fractures are not covered by the warranty after they have been unpacked. The color of the product image file will be slightly different depending on the setting of the computer screen, which is subject to the actual product color.