Mix and match your favorite formulas and shades to create the exact look you want. Simply whisk shades together with the disposable plastic spatula, and apply the finished mixture using your favorite Artis brushes! The Artis Brush Palette Set is a chrome-finish metal, hinged clutch box into which a stack [24] of thin disposable palette trays are housed. The trays are made of food safe biodegradable material and provide a perfect surface for transfer and mixing of makeup and skincare product from primary product package to Artis brush prior to application. To help with hygienic product transfer from primary container to Palette, each set includes 40 translucent plastic disposable spatulas. 24 stackable, biodegradable palette trays and 40 spatulas included.