Value Pack: You will receive 4 pieces of heavy duty vacuum suction cup hooks, overall about 2.17 inches (55mm) wide, 3.94 inches (100mm) long, 1.10 inches (28mm) thick, and the hooks measure 1.63x0.93x1.10 inches (41.5x23.5x28mm). Easy to Install: Before installation, clean the tile wall, then rinse the suction cup with water, and then install it after drying, remove the air inside the suction cup and screw on the knob. Waiting for 24 hours before using it will be more solid. (Note: It needs to be installed on a smooth wall surface. The rotating pressure plate can be adsorbed by tightening it, and can be removed by screwing it back.) Multifunctional Hooks: Our white hooks are waterproof and can be used in wet areas such as bathrooms, and the hooks are removable and can be inserted in different directions up and down, with both sides available to realize flexible switching between thick and thin hooks, in order to adapt to your different use scenarios. It can help you save space and realize wall storage. Reliable Material: Our shower wall suction cup hooks are made of ABS plastic, with strong adsorption, not easy to slide, and with strong load-bearing capacity, waterproof, not easy to wear and tear, which are reusable and have a long service life. Wide Application: The vacuum hooks are suitable for smooth and flat surfaces such as tiles, glass and mirrors, not for mosaics, frosted glass, painted surfaces and other wall surfaces with small cracks or particles, which can be used in scenes such as bathrooms, kitchens and bedrooms, etc.