Product Description Features: 1. The whole 100% pure copper material. 2. Seiko fine carving, CNC precision engraving, texture invincible. 3. Ceramic bearings, smooth speed. 4. Energy balance rotation, up to 5 minutes. 5. Button swivel core bump design, perfect ergonomic. 6. exquisite small, easy to carry pocket. 7. restraint anxiety, hyperactivity, autism, quit bad habits, long journeys or sleep, take it, it is down the wind artifact. 8. It can be flexible your fingers, a variety of games are played, single refers to play, more refers to play, jump play. How to use? Hold spinner in one hand and use the other hand to spin it rapidly using small continuous strikes to keep it spinning indefinitely with practice, spinners can be spun using one hand only using the fingers of one hand to stop and start spinning. Why pure copper? Rugged, lightweight, not rusty, non-toxic and suitable for kids. Notes: Copper is an inert metal, when our fingers contain salt and water, or when exposed to the air, and it can cause oxidation. This is a chemical reaction, oxidation will produce copper green.If we encounter the case of oxidation, please do not worry, We can use soap or vinegar to wash, The spinner can be bright as new. If you found it not seems the picture smooth piece with a gold finish. you can wash it with vinegar. Package included: 1 x pure copper hand spinner 1 x Senior gift box 1 x gufan keychain
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