This is a unique set of 4 Clay Collection cups and consists of 2 wide and 2 tapered cups. It is a set made with clay from the Wijkermeerpolder in the four colors: Dark, Medium-Dark, Medium-Light and Light.

The cups are part of the Clay Collection in which unique characteristics become visible by using wild clay. The cups are made from brown anthracite stoneware and wild clay. The inside is transparant glazed, the outside is unglazed so the texture of the wild clay is visible.