This Set of Four Measuring Cups are made of durable 18/8 stainless steel for long-lasting use. The set includes: 1/4 cup, 1/3 cup, 1/2 cup and 1 cup measurers, giving you precise measurements at whatever amount you need. The measurements are conveniently engraved into the metal, so they won't wash off! Due to their sturdiness, they won't tip over when sitting on your countertop. The cups are fastened together with a connector ring and are easily stackable when not in use for fantastic, space-saving storage. Just the right cups to give you just the right amount!