Oh, why go through the talking hat when you can choose the house you want to belong to. You can get from anyone of the houses or just belong to Hogwarts. These plaid lightweight plaid lounge trousers will keep you warm and comfortable during these Harry Potter binge nights. House name and crest on the left leg on each design. Approximate dimensions: Small = Length 27 inches Inseam 19 inches Medium = Length 30 inches Inseam 22 inches Large = Length 34 inches Inseam 24 inches X-Large = Length 39 inches Inseam 29 inches.