Fleshlube Water 4oz. Bottle. Designed to provide the optimal silky smooth feel for use with both the Fleshlight and with a partner, this premium water-based lubricant is manufactured from the highest quality medical grade ingredients. Easy to clean, and incredibly natural and pleasurable to use, there is not a better water based lubricant on the market today. Lubricant features: dermatological formulated. Gentle on sensitive skin. Hypoallergenic, natural, paraben free.