Usage Tips:About this project This is a suction cup unit, 2 suction cups, strong power, must be attached to any smooth, flat, dry, clean, non-porous surface, cannot cover grout lines, and cannot work on textured surfaces This handrail is only intended to assist and help properly support the person's body, not to support the full body weight. Be careful and test the suction of the cup before each use. If adhesion seems to be lacking, loosen the suction assist lever and reconnect. Small and portable, the shower handle can be easily installed in a hotel room or guest bathroom and taken anywhere. Correct placement of the handrail will not damage its surface and leave no marks. Suction Lever When using the handle, it is important to first press the handle's suction cup firmly against the surface and then use the locking latch to hold the lever in place. Remove from bathtub or shower wall. Simply push the locking latch down firmly or flip it up to release. PERFECT GIFT, MEDICAL BALANCING ASSIST GRIP, BATH/SHOWER SAFETY FOR THE ELDERLY, CHILDREN, DISABLED, INJURY, PREGNANT & MORE! Show that you care about their safety. Product specification: 30*9*8cm