The innovative Optix?? model joins Doc Johnson’s Main Squeeze line of variable-pressure hard case masturbators and features a unique completely transparent design that leaves nothing to the imagination. See yourself in a whole new way. ? As always, Main Squeeze is designed to put the power in your hands, featuring a squeezable grip that lets you vary the tightness of each stroke and a suction-adjusting end cap. Each part of Optix?? including the case, adjustable pleasure features, and tight, textured ULTRASKYN?? tunnel is crystal clear, offering an unmatched visually stimulating experience. The double-cap hardshell design doubles as a discreet travel and storage case, keeping Optix?? as sleek and immaculate as the day you opened it.