Sliquid Spark is a pharmaceutical-grade silicone personal lubricant. It is Sliquid’s Premium formulation infused with menthol. Super long-lasting and 100% waterproof, it is the perfect choice for those who need a lubricant to last. Made from an ultra-concentrated blend of pharmaceutical-grade silicones, Sliquid Naturals Spark will last for hours with only a few drops and is easy to clean up with simple soap and water. 4.2oz