Is wetter better? Water-based lubes are also ideal for people with sensitive skin or vaginal irritation, and can be used with condoms and sex toys 4. Use it during anal intercourse obvi. Now for the fun stuff: During sex with a male partner, dab a few little droplets of lube onto his perineum —AKA the extra-sensitive spot between his scrotum and anus. How to pick a lube Water-based lube is your safest bet to start with. Am J Obstet Gynecol. Applying lubrication to the outside of the condom can decrease chances of slippage, while applying lubrication to the inside of the condom can increase chances of slippage 6. Can have a bitter taste due to the absence of glycerin, usually found only online or at adult stores, those that contain parabens or propylene glycol can irritate the skin. They are safe to use with condoms made from nitrile, polyisoprene or polyurethane. Use it during vaginal intercourse, obvi. But if your partner is looking for more ways to increase feeling while being protected, Eric Garrison, sexologist and author of Mastering Multiple-Position Sex, has a suggestion. Now imagine using that same toy to gently glide over your clitoris with the same power, but a totally different, more fluid sensation. When picking a water-based lube, try to pick one that reflects the acidity of a healthy vagina—around pH 3. While oil and silicone-based lubes might last longer than water-based lubes, they come with their fair share of disadvantages. Easy to find, low-cost, safe to use with latex condoms, do not stain fabric.