Bioworld Batman Keep Calm and Call Batman Men's Black T-Shirt Soft, Smooth, Lightweight Cotton/Polyester Blend To best care for printed apparel: Wash in cold water, Hang to dry, Do not feed after midnight. FAN APPROVED STYLE - The perfect t-shirt for old school or new school fans who have a flair for fashion. UNIQUE DESIGN - A unique and detailed color design sets this tee apart from all others. DURABLE WEAR - Featuring a taped neck and shoulder seams, this t-shirt is built for durability, so you can rock it over and over again. SUPER COTTON COMFORT - 100% cotton guarantees this will be one of your softest regular wear t-shirts. 100% HERO AUTHENTIC - Officially licensed comic merchandise, keeping you legitimately in style.