Medium size 6.25-inch by 4.5-inch by 1.75-inch holds a sandwich, burrito, sushi or many other choices; capacity: 20 fluid-ounce/600 ml * Highest quality 18/8 stainless steel, purple finish on top of lid; plastic free; BPA free * Saves money by eliminating the need for disposable baggies * Uno food containers are best for dry foods as lids are not water tight * Easy to clean; handwash colored lid and place base in dishwasher; won"t stain or rust