This bathroom corner shelf with double sided transparent traceless adhesive Tape - Stronger than ordinary Double Sided Adhesive Tape and Suction cups. Hold up to 22 lbs. This bathroom shelf is all Space Aluminum design, resists daily scratches, corrosion and tarnishing. Hollow and ventilated design to make water drain fast, keep your bath products on the bathroom shelf dry and clean. 2 pack drill free bathroom shelf with 4 hooks to help you save more space. Rebrilliant Finish: Black