Stainless steel double vane cup with screw cap, good rust resistance, to use Designed to clip onto the edge of a pallet to retain solvents and oils while painting, convenient to carry Double cup design so you can put meguip in one cup and turpentine in the other; wide mouth for easy access with a waterproof screw cap Equipped with sealed lids, so you can use them both for storing and mixing Great for holding turpentine, linseed oil and other mediums when painting outdoors or indoors