This is a Sci-Unison Fitness Volume 3 Hoodie. It is considered Vol 3 because it is the 3rd version of the SUF logo to make it onto a printed garment. Blank back. This is considered a Throwback Item, so supply is limited.This is printed on a Hanes Ultimate Cotton hooded sweatshirt. It is composed of 90% cotton, 10 % polyester. FREE SHIPPING !