Swiss Navy Naked Personal Lubricant 4 fluid ounces from M.D. Science Labs. Swiss Navys Naked 100% Natural Water Based Personal Lubricant. This premium 100% Natural Lubricant was created for all skin types. It features a hypoallergenic formula that has been crafted to provide the most sensitive skin types a more comfortable experience through a dermatologically tested and physician recommended personal lubricant. Naked is a great lubricant to add to your environmentally friendly intimate routine. 100% Natural Personal Lubricant. Paraben free. Glycerin free. Categories: Erotic Body Lotions, Lubricants, Water Based Lubricants, Gels, Health and Beauty Aids. 2023.