✿[Hypoallergenic] Made of high quality acrylic and stainless steel, soft and smooth, wearing comfortable and safe. Nickel-free and lead-free. Perfect for women, men at any age, could be long time wearing
✿[Size] The Screw hole size: 14g(1.6mm), Balls Size: 5mm 8mm
✿[Multiple Using] Fit for Most Body Piercing Jewelry Including Tongue rings, Nipple Rings, Belly Button Rings Piercings, Industrial Barbells, Straight Barbells, etc.