The Yuriman series of masturbators is made with special "marshmallow" materials that form a vacuum inside as you push in. Your member will be pulled deep into the hole inside the Yuriman Vol. 2, an onahole based on the slinky, cute little young girls of Akiba and Shibuya.
As the outer materials are so soft, the hole will respond gently to each squeeze you give. Let her windy passage and its two delicious dips tickle and seduce your head as you push further and further in, each thrust stroked by Yuri's tight grip.
The Yuriman Vol.2 Onahole features: