Wizarding World of Harry Potter Slytherin House Head Girl Metal Trading Pin Exclusive item from The Wizarding World of Harry Potter Universal Studios Slytherin Head Girl Pin with pearlized enamel in primary house color from The Wizarding World Of Harry Potter Antique-style, silver-tone metal Tack pin with pliable star-shaped pin back Measures 2 1/2" H x 1 5/8" W