[LONG- LASTING COLOUR]- With the high-quality electroplating technology the flow ring could be protected from color fade for long time. [MULTIFUNCTIONAL INTERACTIVE TOY]- To have fun with your friends through transferring it to your friends arm. To some extent it could reduce your anxiety stress & anger. Manufacturered by HAS HAPPINESS AND SURPRISE. [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* flow ring. [HIGH QUALITY MATERIAL]- Compared with others flow rings our 3D sculpture ring was made of high quality 304 stainless steel. Uneasily to break.