A new option for sex dolls is the lubricant-free vagina, often known as the water-lubrication vagina. It offers a straightforward method to use the doll if there is no lubricant nearby.
You can immediately feel the lubricating action after pouring the water into the vagina.
To gain more information about it, go here.
How to Properly Use Lubricant-Free Vagina Inserts for Your Doll
