Features: Magnetic Track Design: Build endless layouts—straight tracks, curves, slopes, and even vertical sections. Strong 360 Degree magnetic force lets the trains run uphills, downhill, and upside down for exciting play. Easy to Assemble, Store and Play: Quick-snaps track pieces make setup and cleanup simple. Detachable design is perfect for storage and travel, ideal for solo-fun or parent-child activities. Safe, Sturdy and Perfect Present: Made with quality, child-safe materials and strong magnets. Great for developing creativity, coordination, and problem-solving. An ideal present for birthdays, holidays, or special occasion. Rail Cubes Magnetic Monorail Set offers an expanded block collection for more intricate and complex track designs. Create multi-level routes, and imaginative twists, while the mini trains glides effortlessly along the tracks for an engaging and dynamics play experience. PERFECT PRESENT FOR KIDS: A fun, educational toy that grows with your child. Preschoolers can develop hand-eye coordination by building a basic-road system, while children over 3 years old can use the magnetic track to create more complex patterns. It is a great present for birthdays, for Easter, for Christmas, for Thanksgiving or other holidays. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Specifications: 123pcs, 81pcs, 51pcs Package List: 1x Electric Trains Set Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.