Gregg Homme Muscle Shirt. Shorts sold separately. 95422 Gregg Homme's FUEL collection muscle shirt is made with a supple, rubber-look material that enhances your form; it also features a snug, elastic v-neck collar and shoulder bindings. The FUEL muscle shirt's defining characteristic is a rugged-looking square metal ring joining the elastic binding on each shoulder. With discreet Gregg Homme signature on back collar. 95% POLYESTER 5% SPANDEX D??bardeur