Leten X9-IV High Speed Automatic Piston with Heating Voice

Quadruple piston technology for 4 superior feelings;Fast piston sways like upper position;Long 45mm stroke piston from glans to roots;Gentle soft skin-like piston material;Whirlpool particle canal design stimulation;Hot 40°C constant heating;Moaning audio recorded by Hatano Yui;Infinitely variable speed control ring;Throttle-style speed display