This suction cup storage shelf is only suitable for smooth and dense surfaces. Rough or defective surfaces such as painted walls, limed walls, wallpapered walls and uneven tiles are not applicable, and the depth of wall micro-roughness is no more than 0.3mm. Please confirm the wall meets the requirements before purchase. Adopting advanced vacuum adsorption technology, it supports drill-free installation and residue-free removal. Just clean the wall, peel off the protective film, press the suction cup to expel air and rotate it clockwise to fix it firmly. Made of high-quality PET and ABS materials, the shelf is waterproof, moisture-proof and durable with excellent load-bearing capacity, avoiding deformation and falling off during use. Its transparent glacier-patterned design highlights a light luxury style, which can not only store toiletries, kitchen gadgets and daily necessities, but also decorate the living space. With versatile functionality, it is widely applicable to bathrooms, kitchens, bedrooms and other scenarios to effectively improve space utilization. If the suction cup falls off due to improper use, it can be reattached after rinsing and air-drying.