Tray Palette- 10 Pieces Traditionally Shaped Paint Tray Palettes with Thumb Hole - For Different Arts and Crafts Projects Tray Palette is Sturdy and well designed with a Thumbhole, 6 round wells and 4 rectangular wells. Large thumb-hold ring with contoured rest - hold naturally and comfortably for hours. It is easy to clean and use.Suitable for all water based media. Different size and design wells for mixing colors. Works for oils and especially for acrylic or watercolor paints.Ideal for amateur painters, art classes / lessons, small paint projects, kid's painting projects / parties, and a great gift for friends / kids.