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's 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!