Packaging Details Material:316 medical Stainless Steel High quality stainless steel testicle weight Can be used individually or with partner Allen / Hex Wrench included Hand-Buffing effect looks like a mirror vacuum package Features: 1.CE and ROHS certification 2.100% 316 Medical Stainless Steel 3.Hand-Buffing,not Plating 4.Never rust and smooth when use. Delivery Time within 1-2 days