Charcoal 'Installing Muscles' Tee- Men's Regular & Big - Men. Give your gym buff a shirt fit for his athletic lifestyle. Sporting a playful graphic and breathable cotton, it's sure to be a workout favorite. Printed with phthalate-free water-based inks50% cotton / 50% polyesterMachine wash; tumble dryImported | Printed in the USAShipping note: This item is made to order. Allow extra time for your special find to ship.