Magnetic ball is made of N35 neodymium magnets, A diameter of 2mm, 3mm, 4mm, 5mm, 6mm, 8mm, Silve + Red + Black + Blue (216 PCS), Used in toys.
Neo Cubes 216 stk. 5mm Magnetic Balls Green → MasterCubeStore
Neocube Supplier - MPCO Magnets
Magnetic Balls Bucky Ball Toy Kit Magnet Spheres Diameter 3mm to 15mm Neocube
5mm Colorful 216pcs Magic Bucky Balls Magnetic Neodymium Magnet Balls + Gift Box with free shipping - AliExpress
Neodymium Sphere Magnets / Magnetic Balls for Sale - Magnosphere
3 mm Silver Magnet Building Balls (216 pcs) - LGMMB111 - Brilliant Promotional Products
Magnetic Toys Factory China Magnetic Toys Manufacturers, Suppliers
Playing with 10000 mini magnetic balls! (Oddly Satisfying, ASMR & 10000 buckyballs!)
BuckyBalls: Amazing Rare-Earth Magnetic Desktoy
Magnetic bucky balls (3mm/5mm) – A Little Ripple
Strong Neodymium Magnetic Buckyballs