InterDesign Power Lock Suction, Spa Hook, Clear Moisten suction cups, push into place on clean, smooth, dry surface, and swivel locking mechanism to hold in place Lift, push and lock feature for secure adhesion to smooth surfaces Made of durable, Made of clear, break-resistant, Resipreme plastic Attaches to any smooth non-porous surface such as tile, glass, fiberglass and some metals Refer to the instructional video on product usage