Features:1. Do this a few times till your fingers feel warm.2. Rings are detachable、which are easy to clean.3. Rings are elastic and suitable for every finger.4. Roll the rings up and down all your fingers and thumbs.Descriptions:Item Type: Finger Massage RingMaterial:AlloyColor:Gold \/ Silver(choose the one you like)Size: Free SizeDiameter:About 1cmQuantity: 10X Finger Massage RingsPackage Included:10 X Finger Massage Rings Notes:1. The real color of the item may be slightly different from the pictures shown on      website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight deviation for the measurement data.