This palette keeps paint fresh and ready to use. It locks securely making it great for saving mixed colors and traveling to your class or studio. Suitable for oil, acrylic, and watercolor.Details:White24 wells11.5" x 11.5"Made of plasticContents:1 paint mixing tray3 sponges10 sheets of disposable palette paper20 refill sheets of disposable palette paperInstructions: To keep acrylic paint workable, place moist sponges around the outside edge of the palette before locking.