The Quintet Onahole is a tight masturbator with a simple yet effective design. Its main feature is the five large rib-like folds on its inner walls, each of them providing your glans with a pleasure kick when you push past. With every thrust, the vacuum inside becomes stronger and lets you feel their grip more. And for extra stimulation at your favorite zones, the material is softly textured so you can easily add more pressure by squeezing manually.
The Quintet Onahole features: