• The package includes 8 Fidget toys in a flat box. • Diameter: 2.95 inches. Thickness: 0.31 inches. • Safety certificate: complies with EN71 and CPC US standards. • High-speed hybrid ceramic ball to ensure the smoothest rotation. • Removable bearings for future upgrades. • Rounded corners and smooth surface to protect fingers from scratches. • No repair, oil, or maintenance needed. • Guarantees 1 min+ of spin time. • Easy to use with one or both hands. • Helps curb unwanted habits like nail biting and smoking.