Head to 221B Baker Street and have a drink at Sherlock's place! This Sherlock Apartment 221B Door Glow-in-the-Dark Mug shows the iconic front door from Sherlock. If you're a fan of the show and would like to head to 221B Baker Street, then this mug is all you need! Plus, it glows in the dark! Holds up to 11 ounces of liquid. Ages 12 and up.