FLEXIBLE TRACKS The tracks are easy to assemble and disassemble,can be bent, rotated, and adjusted to form various shapes and reshaped. Children can give full play to their imagination to create amazing track shapes and let the dinosaurs run in a loop. REALISTIC DINOSAUR WORLD 273 Pcs set includes 240 flexible tracks, 2 dinosaur head cars, 8 realistic dinosaur models, a bridge, four bridge lights, a dinosaur tunnel, a blue ball, a gate and 2 plastic trees. Let Kids imagine dinosaurs chasing in this realistic dinosaur world, igniting curiosity and creativity. A PERFECT GIFT FOR STEM EDUCATION Exquisite gift box packaging, suitable as Christmas and birthday gifts for Boys and Girls age 3 4 5 6 7 yrs old or above. Play and Assemble with your kids, not only improve their hands-on ability and color perception, while enhancing the parent-child relationship in happiness. SAFE AND DURABLE MATERIAL High-quality ABS plastic, safe and non-toxic, the edges and corners of the dino tracks have been polished to ensure the safety of your kids. INNOVATIVE DETAIL EXPERIENCE Creative bridge lights, majestic bridges, dinosaur head tunnels, chasing ball, every detail is carefully considered for the children's experience.For any product-related questions, please feel free to contact us!