Features: 1. Construction Race Tracks Toy: Our construction toys include 240 pieces of flexible track components, 1 electric toy car (requires 1.5V AA battery (not included) to start), 3 construction cars (no battery power supply), several Traffic signs, 1 hanging tower, 2 bridges, and some other components. This set of high-profile rail engineering toys is sure to amazes your kids. 2. Easy to Assemble: Durable and very fun. The track set can twist, turn and bend, forming the track into an infinite number of different paths. It's easy for kids to assemble by themselves, and parents can get involved too. The track can be configured to spins infinitely for unlimited fun. 3. Industrial Theme Toys: These building toys for boys can not only satisfy children's obsession with cars but also become interesting decorations. Moreover, it can also be placed in the bedroom, living room, playroom, school, and outdoors for children to play, and it is very convenient to carry. 4. Imagination Game: Using Y-shaped track, curved track, and bridge, this building toy can help your child to use their imagination, build their own orbital world on it. 5. A Great Gift Toy For Boys And Girls: As a stem science education project/birthday/Halloween/Christmas gift, give a teenager or student a big surprise. Specification: Material: Plastic Product Color: Multicolor Package Size: 44 x 30 x 8.6cm Package Weight: 1100g Package Included: 1 Set x Construction Race Tracks Toy