Vulcans rejoice: your Spock tee is here. This 50/50 cotton polyester shirt in a space blue features an all-over print of the Enterprise first officer on the front and his famous motto "live long and prosper" on the back. Trekkies won't want to miss out on this collector's item. Note: The dye sublimation printing process creates slight imperfections that are unique to and a part of each garment.