Wake up happy and reflect on all the great stuff in your life. Ok, let’s not get all emo but this ring is your daily reminder to rule the day. Thumbs up babe. Flip Rings are medical grade silicone, hypo-allergenic, ultra-comfortable, practically indestructible and won't rub off on your skin or clothes. Weight: Incredibly light. Width: 6mm. Thickness: 2mm. Flip Rings are one size. They are designed to fit snug but will stretch and conform to your finger. Technically speaking they are a size 7 (17.2mm diameter) which is the average women's ring size in the U.S. Not sure what your ring size is - it doesn't matter. Wear them on any finger, thumb or even toes. It's all good. Available in pool party/powder.