Lock On Adapter with Suction Cup Black from Blush Novelties. Lock On compatible with all lock on dildos. Expand your play options! Suction cup base makes your adult toy hands free. Harness compatible, for greater support as you move. Peace of mind made of non-porous PVC. Contains no fragrances or latex. Size 3 inches Suction Cup, 2.75 inches Pin. <br /><br />The Lock On Adapter with Suction Cup expands your play options! Insert it into any Lock on compatible toy to create a suction cup dildo or wear it in your favorite harness! The Lock On Attachment has a ridged design ensures that your toy always stays in place, no matter how hard you play. Featuring a strong suction cup base, this attachment will stick to any smooth, flat surface for hands-free fun. The pull tab makes it easy to remove!