Yaranka Magnetic Ball Set - 546 Pcs. 5mm (334 extra beads) Metal Balls with Unique Gift Box - Strong Mini Rainbow-Colored Building Magnets for Stress Relief - Fun and Educational Fidget Toy for Kids, Teens and Adults. MAGNETS GALORE - The 546 perfectly crafted 5mm mini magnet balls make sure that you don't run out of pieces for your sculptures or artwork. So, go ahead and go crazy with your designs! STAYS COLORFUL FOR LONGER - The bright rainbow colors on these tiny magnetic balls are fade-proof for up to 3000 scratches, thanks to its 5-layer plating. You'll be playing with these for a long time! STRONG & SAFE - Our magnetic fidget balls are strong enough for creating a myriad of shapes and patterns. They're also within the safe and legal strength limits as set by the authorities. PLAY THE STRESS AWAY - These magnetic balls aren't your ordinary toys; they can be great stress-relievers as well. Be more productive and channel your pent-up frustrations towards creating art