Playboy Bunny Dangle Crystal Set ball Captive 316L surgical Steel Hoop Rings. Measures: 16GA (1.2mm), 3/8" (10mm) Length, Ball Size 4mm. Specially designed and uniquely structured, very popular item. Match with suitable apparel for different occasion Cute and Stylish Design, Firm and Easy to Use. Adopted Simple Design, Smooth Surface. We are a U.S. based seller and all our products are shipped from the United States.