Zinc Alloy Snake Head Load-bearing Bondage Metal Ring $ 6.54 Product information: Material: Zinc alloy Color: gold, silver Function and use: lock essence; penis exercise Product name: Snake head metal lock fine ring Product body material: zinc alloy Specifications: Silver-40MM, Silver-45MM, Silver-50MM, Gold-40MM, Gold-45MM, Gold-50MM Packing list: Metal ring X1