Experience the deep hydrating benefits of hyaluronic acid - long trusted for skin care and now in its most intimate form as a long-lasting. premium personal lubricant. Liquid feels natural. with a silky-smooth glide that enhances sex and reduces irritation. Liquid is water-based. fully compatible with toys and most condoms. and it's doctor-recommended. It's pH-balanced so it won't disrupt your body's natural chemistry. And Liquid is iso-osmolar. meaning it won't over hydrate your sensitive tissues to the point of causing irritation or cause dryness by robbing your body of its natural moisture.