Wangel Strong Adhesive Storage Basket for Bathroom and Kitchen, Patented Glue + 3M Self-Adhesive, Aluminum &#9989;PATENTED GLUE + 3M SELF-ADHESIVE - Stronger than ordinary 3M Self-Adhesives and Suction cups. Hold up to 20 lbs. No-Drilling. Damage-Free. &#9989;ALL METAL - Constructed with Aluminum, ensuring beauty, quality and longevity. &#9989;RUSTPROOF - All Aluminum design, resists daily scratches, corrosion and tarnishing. &#9989;MATTE FINISH - Hand polished aluminum finish, ensuring every detail of the modern look is perfect. &#9989;EASY INSTALLATION - Just 24 hours of waiting before use. Works on smooth or rough surfaces. (Installation Video: www.youtube.com/watch?v=DwNXlKSWE2Q )