In-game Shop: Jackets and Shirts -> Sweaters
Price: 400 FC single character / 500 FC account wide.
Non-Shop Option: Two similar hoodies, both Academy and not College, are available as in-game rewards. A blue and white print Innsmouth Academy Hoodie and the Innsmouth Hoodie, White with Blood.
The I nnsmouth college hoodie, red with blue print currently in the shop for women is also white rather than red and blue as seen in the male version. Fixed with 1.7.2.