Color Markings: The suction cup of the bathtub handle has a color mark. If it is green, the handle is firmly fixed. If it is red, the handle is not firmly fixed and there is air under the suction cup, which may cause it to slip. Pay attention to the marks when installing the handle. Durable and Non-Slip: The handle is made of durable and wear-resistant ABS plastic. The strong suction cup design works on all non-porous surfaces, including smooth tiles, glass, and porcelain. Easy to Use: Place the bathtub grab bar on a clean, smooth, non-porous wall, and then open or close the suction cup clasps on both sides to easily install or remove the handle. Drill-Free and Suction Cup-Free Design: This suction cup handle is removable and can be reinstalled without tools or drilling. You can adjust the position of the bath handle at any time to suit your needs. Widely used: The surface of the shower handle is made of textured rubber. Concave and convex design, comfortable and non-slip. This