(8pcs) Septum Retainer 316L Surgical Steel & Clear Acrylic 16GA Package: 8pcs of Septum Retainers 4 pieces U-Shaped Retainers (Dimension: W:12.6mm H:17mm), 5/8" Length 4 pieces Staple Shaped Retainers (Dimension: W: 6mm, H: 4mm), 1/4" Length 16g 316L Surgical Steel & Clear Acrylic Septum Retainer