Two-piece TechniStone® slabs with a thickness of 30 mm produced a kitchen countertop with a shade of Noble Imperial Grey. It was made by a stoneware workshop Gradom, ul. Olsztyńska 12, 11-001 Dywity, www.gradom.pl. Stoneworks made it for Desing Meble kitchen studio, Lubelska 23A, 10-404 Olsztyn, www.designmebel.eu.