Sherlock Holmes Mug - Ceramic Heat Reveal 10 oz Coffee Cup - Blue "I Am Sherlocked" Design Look For The Hidden Message With This Sherlock Holmes Heat Reveal Coffee Mug Mug Design Changes With Heat - Reveals "SHER" and Blue Sherlocked Wallpaper Design With Hot Drinks Holds 10 oz Of Hot Or Cold Beverages. Measures 4" Tall and 3.5" in Diameter Makes A Great Gift For Any Sherlock Holmes Fan! Officially Licensed Sherlock Holmes Collectible. Hand-Wash Only