Heating cooling lubricants
Are two different types of product which aim to create specific sensations in the body. The clue for which type of sensation really is in the name. Depending on what you want these lubricants will either provide a warming sensation or a cooling one. These lubes can help increased blood flow promoted by these lubricants often swells the genitals more, allowing for greater performance and stronger sensations. Sensitivity is also often augmented by these lubricants, meaning that things that usually feel great often feel even more amazing. Such lubricants are relatively inexpensive but can make a massive difference to a play session. This makes them a very cost-effective form of erotic investment.