<p>Wavy Marbles flow and roll for a playful tumble! The supple body coupled with the bouncy Magic Marbles provide playful tumbling sensations.</p><p>Newly developed molding technology allows for firmer elastomer parts to be attached inside of the soft material for a whole new kind of stimulation. The ultra-soft and highly elastic material of the TENGA Bobble combine for contrasting sensations.&nbsp;</p><p>By adjusting the firmness of the grip while stroking, users can fully experience the contrasting stimulation from the soft material and elastic pieces, together in one item.&nbsp;</p><p>The TENGA Bobble can be turned inside out for easy cleaning. Use the bottom of the case for drying and close with the top of the case for hygienic storage!</p>