RETIRE INSPIRE DREAM INDULGEExtra Large Stainless Steel Travel Tumbler 30 oz It s made of high quality 18 8 stainless steel hot drinks stay hot and cold drinks stay cold Clear plastic lid has sliding mechanism that easily covers or uncovers the drink opening To care for hand wash only and do not heat in microwave Specifications . Capacity 30 oz. Material Stainless Steel. Weight 1 2 lbs