US Art Supply Large Mouth Single Dipper Palette Cup Wide mouth for easy access with a leakproof screw cap Each cup holds 1 oz (30 ml) and measures 1-3/5" (4.1 cm) in diameter x 3/4" (4.4 cm) deep, with an opening diameter of 1-1/2" (3.8 cm) Features a bottom clip that slides over the edge of your palette Made of Plated Stainless Steel and weighs only 2-oz Ideal for holding turpentine, linseed oil, and other mediums when you're painting out in the field