Jurassic World Tyrannosaurus Rex Boys Pyjamas Jurassic World Tyrannosaurus Rex Pyjamas . Striking picture on these Jurassic World Pyjamas These pyjamas have long sleeved arms and long leg pants. They are made from 100% cotton, Available in ages 4-5 Years (110cm) , 5-6 Years (116cm), 7-8 Years (128cm) , 9-10 Years (140cm), 11-12 cm (152cm 0