Main Squeeze Optix BlueThis innovative model joins the Main Squeeze line of variable pressure hard case masturbators and features a unique completely transparent design. Each part, including the case, adjustable pleasure features, and tight and textured Ultraskyn tunnel, is crystal blue. It features a squeezable grip that lets you vary the tightness of each stroke, and a suction adjusting end cap. The double cap hardshell design doubles as a travel and storage case.