Internal Thread Upgraded Design: The thread design of the studs make them easy to fit and stay firmly not easy to fall off, worn day night and never have to take them off when showering. Compared with the butterfly buckle backs,These backs offer comfort fit for the side sleepers.

Flat Back Earrings Stud: Gauge size: 16G (1.2mm). Pin Length: 6/7/8mm Top size: 3/4/5mm. Comfortable size, suitable for most people. Be Equipped With Piercing Ball Grabber Tool if your nails are too long to effectively grip the tiny Cubic Zirconia top jewelry. This jewelry grabber completely solves the problem of inconvenient wearing because of long nails . Note that can only grab items larger than 3mm.

Hypoallergenic and Nickel-free: Surgical Steel is comfortable for sensitive skin, Non-Toxic. You can wear it when sleeping or taking a shower, it will never corrode and turn green.

Muitiple Using: These Flat Back Earrings Studs Can be Used for Lip Rings, Labret Stud, Monroe Lip Studs, Medusa Piercing Jewelry, Nose Stud, Helix Earrings, Cartilage Earring, Tragus Piercing Jewelry, Conch Earrings.

Wonderful Gift: A perfect gift idea for your friends and families , perfect for Anniversaries, Birthdays, Christmas, Valentine's Day etc.