BodySparkle Body Jewelry Open Butterfly Ring-Front Wrap Style Finger Ring - Size 8 Silver Color Thumb Ring Open Butterfly Ring is Perfect for Weddings, Prom or everyday! Size 8 Ring-Silver Color Brass Ring is NOT Adjustable Piercing Jewelry-Body Jewellery Bars and Hoops for Women, Men and Teens See our entire collection of butterfly rings for women and for teen girls. Butterfly is just over 12mm by 12mm. (Approximately 1/2 inch by 1/2 inch.)