WaterSlide is the simplest, purest lubricant you can find — just four ingredients and one of them is water! For women who are very sensitive, there’s not a whole lot here to have a reaction to. The Facts: Water-based, non-toxic, non-staining, odorless, and vegan. WaterSlide features natural carrageenan extract (from red algae seaweed), no silicones, petroleums, parabens, sticky glycerins or preservatives.