I purchased this as a spare and only used the palette once; the rest is unused. There is no staining on the palette. There is a crease on the corner of the outer box. Please consider purchasing if you understand that this item has been stored at home. - Number of colors: 12 - Included items: 3 brushes, palette, cloth - Capacity: 11ml each color + 20ml white - Features: Water-based and easy to handle - Product name: Turner Poster Colour Prime Set