This Islands of Hawaii Stainless Steel Thermal Tumbler has a unique double cavity made of stainless steel with a durable clear acrylic exterior to protect your hands from hot or cold beverages. A spill-resistant slide lock lid for easy drinking and non-slip rubber base make this Hawaii souvenir tumbler perfect for your car, home, office or travel use. Measures approximately 7¼"H x 3¼"D at top Holds 16 oz. Not for use in microwave, Dishwasher safe: top rack WARNING: The materials used as colored decorations on this product contain lead and/or cadmium, chemicals known to the State of California to cause birth defects or other reproductive harm.