Welcome to the magnificent world of stylish blackline body piercing jewelry! This line of classical black color jewelry appeared on the jewelry market after the PVD (physical vapour deposition) technology was invented. This technology allows create a thin coating of black color which serves as permeation barrier saving the properties of underlying materials. The covering is also pinhole free, sterile and conformal and therefore it is widely used in medicine- surgical instruments, implants and heart pacemakers are covered with the use of PVD technology. In piercing jewelry it serves the same purposes and is recommended by professionals. Black tongue barbells, black captive bead rings, black labrets and nipple shields look great and are totally safe. Your piercing is worth the best jewelry!