Boostoy Cute little sister who likes cowgirl position

Boostoy's cowgirl-position onahole is built around a proprietary zero-gravity screw mechanism — the internal channel rotates as you thrust, applying a spinning grip that mimics the rotational movement of the cowgirl position. This mechanical design distinguishes it from conventional stroker-style toys that rely purely on linear friction. The closed-end tunnel uses a high-elasticity soft TPE material that stretches under pressure and returns to shape, ensuring consistent sensation across repeated sessions. Lotion is included. The toy is non-perforated, meaning suction builds naturally as you insert. Shipped directly from Tokyo with DDP pricing, so no customs costs are added at your border. This is a Japan-manufactured product subject to domestic quality controls. To clean, flush the inside with warm water immediately after use and allow to dry fully in a lint-free environment before storing. A practical choice for users who want a more dynamic experience without powered or motorized accessories.