Diameter of the 3 different sizes: Large (17mm)+Medium(15mm)+Small(11mm) . Compatible with both natural and artificial nails ^NOTE:The size of This finger set is unadjustable. The middle size is a little big for very slim hands. Pls measure your finger size according to the instruction of our image ^Healthy way of nail art; Do no harm to your nails and body . Nails can last for a long time, Easy to take off or wear on as your require - Save a lot of time of the processing time. So convenient ^This bended claw fingernail ring is suitable for many people. You could wear them during the part and costume cosplay.Tt will make you more attractive. ^It could also be beautiful accessories in your collection or great gift for your family or lovely friends.