Fingertip Gyro Sprocket 16 Precision Parts Kit Color:Silver hair and nails naturally rejuvenate

hair and nails naturally rejuvenate and achieve proper balance

Please allow 1 to 3 cm difference due to manual measurement

Size: Large(11

0-180 degree copper

9in---8-12cm/3

Fingertip Gyro Sprocket 16 Precision Parts Kit Color:Silver hair and nails naturally rejuvenateStay focused, reduce stress, release inner creativity and imagination. 16 precision parts, enjoy the fun of DIY with children! Easy To Carry, Small, Simple, Discrete and Fun, also effective for Focus and Deep Thought. Perfect Hand Spinners gifts and size suitable for Adults and kids. Ergonomic curved shape design for hand comfort and long term usage. Simply flick and spin for hours with one or two hands. Parameter: Size: 36x60mm Material: Stainless