1. Hold Shower Rod In Place, Enjoy Your Bathing Time - Unique arc-shaped groove and large supporting surface design, can better fix the ends of the shower curtain rod and don't have to worry about the rod moving, slipping, and falling, even when shaking the shower curtain 2. Safety and Sturdy - The wide space between front and the backside of the notches allowed easier and flexible to put the rod and the wide base helps prevent damage to walls by spreading tension of shower bar evenly over a larger area and makes installation more stable 3. Two Installation Options - Quick and easy installation, this rod holders can be installed using the adhesive backing provided or screwed into the wall. no matter which installation method you choose, they worked great in bathroom for holding shower curtain rods 4. Installation and Useage Tips - 1. Make sure you clean the installation area and it's completely dry prior to sticking them on. 2. Wait the recommended 24 hrs for the glue to adhere before showering. 3. Max Load 40 lbs(install with screws) 4. Fits shower rod with end caps up to 1" - 2.5" diameter