• Upgraded 16mm Transparent Marble Run Set - Features larger 16mm tubes and marbles for clearer viewing and smoother rolling. The fully transparent design allows kids to easily track the marbles' journey from top to bottom, boosting engagement and fun. The set includes 49 transparent components and 60 marbles (30 glass + 30 plastic).
• ​Safe & Sturdy Construction - Made of child-friendly ABS plastic with rounded edges to protect hands. Each piece fits securely to prevent collapses, ensuring long-lasting play. Parents can relax while kids enjoy hours of uninterrupted fun.
• Interactive Play & Learning - Ideal for group activities—kids can build together with friends or family, promoting cooperation and creative thinking. A great way for parents to bond with children through collaborative play.
• Easy to Build, Adapts to All Ages - Designed for simple assembly, perfect for different skill levels. Younger builders can follow instructions with help, while older kids can create custom tracks to boost innovation and STEM skills.
• Ideal Gift for Kids​- Vibrant and well-packaged, this marble run makes a wonderful gift for birthdays, holidays, or special occasions. Sure to delight both boys and girls alike!

Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty