PATENTED ADHESIVE + SELF-ADHESIVE - Stronger than regular self-adhesives and suction cups. Holds up to 10kgs. No drilling. Damage Free. ALL METAL - Made of aluminum, ensuring beauty, quality and longevity. STAINLESS - Aluminum design, resists daily scratches, corrosion and stains. tarnishing. MATTE FINISH - Aluminum matte finish, ensuring every detail of the modern look is perfect. EASY INSTALLATION - Just 24 hours waiting before use. Attaches to smooth or rough surfaces.