How to make a coffee clay

The product of this project is designed to be environmental friendly by using xxx.
The client can easily reproduce the product by following simple instructions. The easy access of the raw material facilitate the manufacturing of the product.
The finished product is multi-functional, for instance, it can Be used as ashtray, coaster and fridge deodorizer
As the product is disposables, customer can leaving the shop with their own unique coaster.:)