[Suitable for heavy pendant earrings] The back of the ear is designed for heavy studs and pendant earrings. Stabilize your thick pendant earrings, avoid embarrassment, and confidently display your beautiful earrings anywhere.[ and comfortable] The earring backing is made of 100% and skin-safe materials, environmentally friendly production process.[Large size and easy to use] The back of the ear stud is about 0.51 x 0.35 inches (L x W). Lug size ranges from 0.030 inch to 0.040 inch. the ear post into the ear post to easily put it on/off, and adjust the tightness of the back of the ear as needed. Essential earring lifter for heavy earrings and pendulous earrings[WELL PACKAGE] Suitable for the back of heavy earrings, 6 pairs/12 pieces in total,Colour:SilverMaterial:MetalPackage Contents:12 x Earring BacksOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.