Installation without drilling & removable: When installing these sticky hooks, there is no need to drill holes, no nails and no damage to walls/doors. When you use a hair dryer to heat the adhesive, the hooks can be easily removedHigh loading capacity: Heavy duty 3M mucilage glue hooks can hold up to 6.8kg/15lbsStrong and durable self-adhesive hooks: These wall hooks come in a pack of 8 and are made from sturdy SUS304 stainless steel. Each hook have a strong adhesive back that sticks to smooth surfaces like ceramic tile, marble, finished wood, glass, and metal