ALUMINUM MATERIAL: Hand Spinner by Jarvinia was manufactured by Aluminum material and this hand spinner weight about 50g,it has very great touch feeling and corrosion resistant and durable.
2.5-4 MINUTES ROTATION DURATION: Jarvinia hand spinner fidget using high performance bearing, so it spin time can keeping 2.5-4 minutes.(Note: Spin time varies depending on strength used to spin object, the spin time above was tested by seller.)
PERFECT IN WORKMANSHIP: Removable central holding cap. Ergonomic curved caps designed for hand comfort and long term usage, delicate, easy to carry,let user feel more comfortable.
FUNCTION: Great for anxiety, focusing, ADHD, autism, quitting bad habits, staying awake, also effective for focus and deep thought
INSTRUCTIONS FOR USE: Hold spinner in one hand and use the other hand to spin it rapidly with small continuous strikes to keep it spinning indefinitely.
Spinner Aluminum Fidget Toy Smooth Surface Finish Ultra Durable