Crenstone Exclusive Harry Potter Countdown to Birthday Calendar Socks Set - Bundle with 15 Pairs of Hogwarts Socks for Women Size 4-10 | Harry Potter Sock Gift Box Set. Harry Potter mystery sock gift set comes with 15 slots, each with one pair of socks featuring favorite Harry Potter Hogwarts houses. Set includes 4 pairs of crew socks and 11 pairs of low-cut socks. Enjoy the mystery of opening all 15 days of Harry Potter themed socks and adding to your Harry Potter clothing and merchandise collection. Featuring Gyffindor, Slytherin, Ravenclaw and Hufflepuff! Sure to be a hit with Hogwarts fans of all ages, this Harry Potter sock set is the perfect gift to countdown the days leading up to your birthday. Officially licensed Harry Potter birthday countdown sock set is perfect for kids, teens, and adults alike.