This stainless steel fidget spinner features a bicycle chain gear design, an extremely smooth spinning experience, durable construction, and can help reduce anxiety and strengthen hand muscles. Perfect for the office, home, and travel. Features 1. Bicycle Chain Spinner Design: The fidget spinner is designed from precision metal material and features stainless steel bearings. The combination of high-quality materials and 2 silent steel bearings gives this spinner an extremely smooth spinning experience and long-lasting durable use. 2. Material: Full stainless steel construction, precision machined parts mean this fidget toy is not easily damaged, silent bearings are used in this hand spinner to provide you with extremely smooth spinning experiences and long-lasting durable use. 3. Get rid of bad mood: It can help stop unwanted habits such as unfocusedness or smoking. Instead of anxiety, you can simply spin the fidget spinner and play with it. 4. Benefits for the elderly: Bicycle chain gear fidgets are not only for adults/children but also for the elderly. As the spinner is suitable for everyone, it can help strengthen the muscles in hands and fingers to maintain the ability to use them. 5. Mini Fidget Toy: Small fidget spinner toy can be held in hand. Finger fidget toy is pocket-sized and very portable. Fidget Toy is very suitable for office, home, station, travel. Make every moment more fun! It will bring you endless fun and let anxiety disappear. Specification Material: Stainless steel Color: Silver, Silver&gold, Silver&black, Multicolor Size: 5 x 5 x 3 cm Weight: 86 g Package includes: 1 x Chain Fidget Toy 2 x Hex Wrench 2 x Screw