GUIJARRO MEDIUM - Ceiling / Wall LightGUIJARRO, THE FAMILY LIGHT Guijarros is a family of three pebble like lights, each one perfect for use on a wall or ceiling. Designed by Mariv Calvo, the Guijarro lamps were inspired by fine shingle: small, smooth and rounded pebbles whose individual shapes have been carved over many years by water and sand. A tiny wonder of nature, every pebble exhibits its own colour, contours and form. With three different sizes and a choice of wood veneer