Large 10/18/20/25/30mm Buckyballs Magnetic Balls Toy

🚚 Fast Delivery 1. Standard Shipping Cost: Free shipping to most locations worldwide. Estimated Delivery: 7–15 business days. Tracking: Available. 2. Expedited Shipping Cost: $29.99 per order. Estimated Delivery: 3–7 business days. Tracking: Available. 💳 Safe Payments All transactions are SSL encrypted. Your payment details are never stored on our servers. 🔒 Security & Privacy Get a refund if the item does not arrive or is not as described. Shipping Policy: View More Refund & Return: View More Guarantee: 30 Days Money Back 🧩 Product Description The Large 10/18/20/25/30mm Black Magnetic Balls Buckyballs are the “big brothers” of classic buckyballs—chunkier, heavier and way more satisfying to snap together. Each set uses **N30-grade NdFeB rare earth magnets**, offering strong magnetic pull, high coercivity and stable performance. You can choose between **10mm** and **30mm** diameter balls: both feel noticeably la