Description: Anti-stress: This kind of ring is for spinning, it can release the stress and pressure effectively, relieving your mind and calm you down, you can order according to your need. Good performance: The unisex hand jewelry is made of stainless steel, and it is plated, not easy to rust or break, you can wear it for a long time. And the edge is smooth, you can wear it without worrying about scratching your skin. for Spinning: You can press the ring with your hand and it starts to rotate easily, fitting your hands perfectly, not easy to slip or fall off. Good toy: This kind of stress reliever is suitable for both men and women, you can send it to your friends or families as a good present, suitable for daily and party wear. Dust removal: After wearing the ring for a long time, you can clean it by socking it into the water for 1-2min, for spinning the outer ring to rotate and remove the debris, dry it and it will work as usual. Specification: Material: stainless steel. Color: black. Size: width: approx. 6mm/0.24inch. Type: #6, #7, #8, #9, #10, #11. Size 6: inner diameter: 0.65inch/16.5mm, circumference: 2.04inch/51.8mm. Size 7: inner diameter: 0.68inch/17.3mm, circumference: 2.14inch/54.4mm. Size 8: inner diameter: 0.71inch/18.1mm, circumference: 2.24inch/57mm. Size 9: inner diameter: 0.74inch/18.9mm, circumference: 2.34inch/59.6mm. Size 10: inner diameter: 0.77inch/19.7mm, circumference: 2.44inch/62.2mm. Size 11: inner diameter: 0.8inch/20.3mm, circumference: 2.54inch/64.5mm. Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow a slight deviation for the measurement data and make sure you do not mind before ordering. Package Includes: 1 Piece Ring.