Aqua Lube Lubricant All Condoms K Y True Feel Lube Personal Lubricant, Silicone Based Formula, Safe to Use with Condoms, For Couples, 1.5 fl oz Mariano's What Type of Condom Should I Use? What is lube? Personal lubricant is used during sexual activity to decrease friction but it comes in several formulations. The primary benefits of using lube include: It improves condom barrier safety by preventing Lube is a great way to reduce friction during sex, and provides that glideeee for extra stimulation and pleasure. Remember, when using latex condoms, always use water based lube because oil based Self lubricating condoms might make people actually want to use them