Doctor Who Tardis in Space Men's T-shirt Black and Navy are 100% Cotton. Tri-Blend Black is a soft, smooth, lightweight blend of 50% Polyester, 37% Cotton, 13% Rayon. To best care for printed apparel: Wash in cold water, Hang to dry, Do not feed after midnight. Adult men's standard US sizes Officially Licensed Doctor Who apparel Professionally designed and printed Shows the TARDIS spaceship of The Doctor spinning through time and space! A great gift for Whovians!