The iSpin hand spinner is made of 18 colorful O rings, 10 CNC machined brass parts and 1 Stainless Steel R188 Bearing. It has the top quality with a price that is affordable by most of us. Because every single parts are so well made with high precision CNC machines, the spinner has almost no noise and well balanced when spinning on your hand. Now we have got everything ready, but need your help to reduce the cost for mass production. We cant wait to bring this fantastic spinner in front of you.