GEEK TEEZ X-Men Inspired Psylocke's Psionic Sake Mashup Men's T-Shirt GEEK TEEZ is the only authorized seller of this product. We cannot guarantee garment sizing, material, print quality, or timely shipping if purchased through another seller. Printed in the USA exclusively by GEEK TEEZ. High quality, super-soft cotton screenprinted in-house using water-based, environmentally friendly inks. Most colors are 100% cotton; Heather Grey is 90% cotton/10% polyester.