As described on our product pages. White foam cover and Lazy Susan base included.
Photo 1 - 49 Wells, 2 Mixing Areas - sitting on white foam cover.
Photo 2 - 46 Wells, 3 Mixing Areas. Every palette has rubber bumper feet to keep it in place, and to set it over artwork to see a color in place.
Photo 3 - Foam topped Lazy Susan base. When the palette is set on this base, it will not slip and the white is behind the mixing areas.