【Matters needing attention】For the safety of seniors and the elderly, please pay attention that the suction shower grab bar only sticks to smooth and non-porous airtight walls such as metal, glass, tiles, marble, stainless steel and acrylic, but not apply to uneven tiles, unfinished marble, wallpaper, dry walls, porous walls, etc. Do not put your whole body on the shower handle. 【Powerful and Durable Suction】This suction cup shower grab bar is designed with a vacuum pump. vacuum, which is able to support a maximum weight of about 250lbs, fully waterproof, remaining sturdy and stable. This grab bar can be easily attached to smooth surfaces such as ceramic tiles, marble, wood, glass and metal. The suction cup of the shower footrest has a larger surface area and each suction cup has a diameter of 5.1 inches, which is suitable for tiles larger than 5.2" x 5.2". 【Enhanced Safety】This suction cup grab bar is designed with a vacuum pump, its good sealing makes it difficult for water and air