Features: PREMIUM QUALITY - Made of high quality ABS material, durable and portable. Ensure quality and longevity, lightweight yet durable. BUILT-IN STRONG GLUE - higher adsorption force than traditional suction cups. Suction cup with a vacuum lock ring, effectively prevent the suction plate due to tension release air pressure, firmly locking the vacuum. LONG USE - The adsorption membrane has the memory, when you change the place to install it, you just need to wash the suction cup under tap water, after drying, the suction cup can be reused. NO DRILLING - Installs in just 5 seconds by placing it on the surface and pressing the safety interlock switch. Unaffected by water vapor and back to tide. In the bathroom and other humid environments can also be used. WIDELY USED- Suitable for all kinds of drawers, hanging hook. Widely used for glazed ceramic tile, glass mirror, pattern tile, frosted glass, paint wood finish and other bumps within 1mm convex surface. Specification: Product material: high composite material + ABS Suction wall plate diameter: 6.5 cm