A unique, useful and fun promotional gift. Outer wall of mug appears black when cold then turns white when hot beverage is added , revealing logo • AB grade ceramic: 9.6 ( h ) • 0.325L

Ceramic care instructions:
· Do not scratch print
· Avoid using strong detergents to clean
· Hand wash only
· Do not use scourer or abrasive cloth to wash
· Do not soak in hot water for prolonged periods