Wind Up Dinosaur Toys. Dinosaurs Figures measure between 4.13 to 7.28 inches in length and 1.77 to 4.33 inches in height. Wind’em up and watch’em Walking, Hopping, Flipping, Rolling, Turning a somersault and even Propelling through the water. Child-friendly and Safe, 100% Toxin-Free & Highly Durable Plastics and Dyes;Adhering Strict US Toy Safety Standards.