The Girl Style series onacups is a popular cup series from Japan. The series comes in 4 models using the science of masturbation to simulate “Breast Play” (Model 1), “Anal” (Model 2), “Hand” (Model 3), and "Realstic" (Model 5). Each model has a unique grip shape to place stimulation points where it matters most.
Number 6 is all about the tickling sensation. The inside is lined with numerous nubs to give you higher level of stimulation. This Girl Style No. 6 is actually the fifth model in the series. The number 4 was skipped being an unlucky number in Japan.