Product Description Bioplast Body Jewelry This classic belly ring is both comfortable and flexible created with a bioplast flexible curved barbell and acrylic ball ends. Bioplast acrylic ball belly ring for everyday wear. The Flexible Bioplast barbell is both comfortable and colorful. Bioplast ½ conforms to all world wide standards on use of body jewelry materials Bioplast ½ is Biocompatible Bioplast ½ is flexible People pierced with Bioplast ½ have less swelling and infections The healing process with Bioplast ½ is faster than that of other materials No allergic reactions (nickel free body jewelry) Bioplast ½ can be sterilized by autoclave (up to 121c. shaft only) Bioplast ½ is one of the best materials for initial piercing. Specifications 14 Gauge (1.6mm), 3/8" (10mm), Bioplast Flex Barbell, 5mm top and 8mm bottom acrylic balls