[High-Quality Materials]- Compared with others flow rings, our 3D sculpture ring was made of high quality 304 stainless steel. Uneasily to break. [Long- Lasting Colour]- With the high-quality electroplating technology, the flow ring could be protected from color fade for long time. [Multifunctional Interactive Toys]- To have fun with your friends through transferring it to your friends arm. To some extent, it could reduce your anxiety, stress & anger. [Please Attention]- There is no sharp edges. If you didnt play it with a weird way, it will be harmless. But children under the age of 8, adult supervision required. [Size]- When it was folded, the product dimension: 5.6X6.3X0.6 in. 5.2 inch diameter flat. Package detail: 1 x flow ring.