This High School Musical photo contains
jersey, t-shirt, tee-shirt, maillot, and tee shirt.
There might also be
capuche, hotte, manche courte, manches courtes, bonnet de ski, cap jersey, cap de luge, casquette de ski, casquette, chapeau de piste de luge, cap de ski, stocking cap, and cap de la piste de luge.