A theory: Maybe Tyrannosaurus Rex were so ferocious because they were upset about their unproportionately-sized arms compared to the rest of their body.

 Ages 7-10 Years, Shoe Size U.S. Kids 12-5Y

Fiber Content: 61% Cotton, 37% Nylon, 2% Spandex

Care: Machine Wash Cold - Do Not Bleach, Tumble Dry Low