Doc Johnson Novelties Optimale Men's Sexual Health and Wellness stroke it just right! The OptiMALE Reversible ULTRASKYN Stroker Studs offers stimulating massage beads for an amazing lifelike feel; please your cock with two distinct sensations: silky smooth on one side, and intensely textured studs on the other. At 5 inches long, this plush, open-ended stroker can easily be flipped inside-out. Made of Ultra Realistic 3.0, this discreet masturbator warms in your hands, is easy to clean, and includes a sturdy yet sleek black box for travel and convenient storage. Phthalate free, body safe material with our antibacterial Sil-A-Gel formula; Proudly Made in America. Also available in two other distinct textures: Rollerball and Link. Video. 18.