No suitable for big nipples over 12mmPAIR it's 4 balls for both nipples.These wonderful magnets are designed to give the visual effect of a nipple piercing. Many buyers use them as a way of seeing how their nipples would look pierced.Others use them as a fun surprise for their partner.They make a great gift for anyone who has ever mentioned having their nipples pierced.Many enjoy the pinching feeling that the magnets cause.Effectiveness can obviously be affected by nipple size and shape. However, they work well with the vast majority of nipples.They are made of magnetic 5 mm beads of silver color. They are nickel plated and not suitable for those who are allergic to nickel. Not for use in or around the mouth. Fake piercing ASIN B0BNW7L8CS Color silver Ring Size 5 mm Brand Name SilverBuds Chain Type ball chain Item Width 5 Millimeters Unit Count 4 Count Metal Stamp nickel Stone Color silver Stone Shape round Chain Length 5 Millimeters Closure Type Ball Product Style Classic Condition Type Fashion Jewelry Item Type Name fake piercing jewelry Collection Name Nipple Number of Pieces 4