Jan Kaláb JAN KALAB Painting Navy Cloud 121x128x3 cm Jan KALAB Painting Yellow Cloud 99 x 106 x 3 cm JAN KALAB Painting Blue Cloud 118x129x3 cm Jan KALAB Orange Radiance, Painting, 115x140x3 cm Jan KALAB Light Grey Circle, Painting diameter 80cm x3cm Jan KALAB Dark Purple Ameba, Painting 103 x 102 cm