Product name: silicone lubricating ball Material: silicone oil Vascosity: 350 ball diameter: 5mm, 8mm,15mm use for: intimate lubricating Instruction: put the silicone ball into the vagina or anal by the finger of your partner. It’s an interesting forplay process. the ball will melt after 3-5 minutes when they meet the body’s temperature. This silicone lubricating ball is patented and new …