Compatible Building Block Axle Ball Joint Set - 10 Pieces For Toy Models. Unleash Your Creativity with This Versatile Set of Small Building Blocks, Designed for Teens and Adults Aged 14 and Up. These Self-locking Bricks Integrate Seamlessly with Popular Building Systems, Enhancing Any Collection. Perfect for Constructing Dream Homes or Intricate DIY Projects, They Combine Educational Play with Imaginative Exploration. Crafted from High-quality, Durable ABS Plastic, the Set Includes 32 Vibrant Colors, Fueling Endless Creative Possibilities. Whether As a Gift or for Expanding a Builder's Collection, These Blocks Promise Hours of Engaging Fun, Whether Solo or with Friends. Features: - Compatible with Major Building Systems - Secure Self-locking Design - Available in 32 Vibrant Colors - Durable ABS Plastic Construction - Suitable for Ages 14 and Up - Promotes Creativity and Educational Play - Ideal for Gifts and Collection Expansion - Safe, Non-toxic Materials - Includes 10 Pieces - Customization and Wholesale Options Available - No Batteries Required - Warning: Not Suitable for Young Children Due to Small Parts.