Features: With balls & self-assembled track maze toy to stimulate kid' interests, encourage and enhance brain development, exercise and stimulate their hand & eye coordination. Qualification Material: Made by high quality plastic, well polished smooth edges as well as wear-resistance, safe friendly enough to your kids playing. Interactive Function: Safety and interesting marble run track maze toy, kids need to DIY the track firstly, easy to stimulate kids' concentration and with good educational training for them, improve their build skills as well of abilities of for creative and imaginations, also a great interactive parent-child playset to build the relationship between them. Kids creat tracks maze toy require great patience, kids need to concentrate, through playing to improve their building and balancing skills, hand-on ability to DIY their own building blocks. for Ideal Gift for Kids: Suitable for kids as birthday gifts, Christmas gifts, and create beautiful buildings what they dreamlike shape to for play with, due to the small pieces contains in the package, the toy is not suitable for baby below 3 years old, over age need to for play under adults supervision. Package Includes: 1 Set Ball Track Maze Toy Specifications: Material: Plastic Color: As pictures shown Style: Orbital Ball Type A, Orbital Ball Type B (optional) Net Weight: approx. 360g/ 0.79 lbs Packing Dimension: approx. 21x 8 x 18cm/ 8.27x3.15x7.09inch note: It is small and need to pay attention to the swallowed risk. Due to the lighting effects and shooting angles, there is color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size.