Stainless steel cup features a bottom clip that slides over the edge of your palette. Wide mouth makes this easy to use under field conditions without damaging brushes. Screw on lid with a gasket keep the palette cup from leaking during transport. Includes an extra replacement gasket. Ideal for holding mediums, turpentine, linseed oil, etc. Clips onto palette. Leak-proof. 1.62" diameter. 0.75" deep. Holds 1 oz. Opening diameter 1.5". 2 oz capacity. Stainless Steel.