MaterialMade of very strong ABS plastic - can hold up to 5kg.SizeThe size projected from the wall: 105mm; base diameter: 70mm.Strong Suction CupStrong suction cup, with a maximum load capacity of 5kg, to prevent slipping. Removable, reusable, practical, moisture and water resistant. Place it anywhere and in any position for any kids who can't reach the shower.Easy to FixBe careful with tall ones. Press the suction cup firmly against the wall and twist the knob cap by hand to complete the installation. After installation, pull the suction cup left and right to test. Do not twist the shower bracket groove, otherwise the product will lose its vacuum state and fall off.ApplicationThe suction is suitable for flat, smooth and non-porous surfaces, such as tile, glass, mirror, granite, laminate, steel and acrylic.