Adult t-shirt with "It Took 13.7 billion years to make something this perfect" on the front. A QR code on the back that goes to richardddawkins.net with "Ibelievescience.net" on one sleeve and "richarddawkins.net" on the other.

 6.1 Oz., 100% preshrunk cotton jersey knit T-shirt. Seamless coverseam stitched collar. Taped neck and shoulders. Quarter turned, tubular knit construction. Double needle stitched sleeve and bottom hem.

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