Material - Stainless Steel Dimensions - 8"H x 4" W Capacity - 27 oz These stainless steel custom travel mugs with built-in grip are great for everyday use. With up to a 27 oz. capacity, they have a jumbo size complexion and is BPA free. The clear plastic lid has a suction closure, and a slide lock to prevent spills. A double-wall vacuum insulation design helps keep the temperature of your drinks longer.