Add funky colour to your piercings with this purple titanium blackline ball closure ring . This blackline BCR has a purple titanium clip-in ball that really catches the light. This blackline BCR can be worn in almost any piercing and comes in a variety of sizes to suit your needs. Blackline BCRs are extremely biocompatible and great for your piercings. They wont irritate your piercings and can help to reduce healing times, especially if you have experienced irritation or soreness with other piercing jewellery materials.