Material: Polypropylene Size: 6 x 6 cm Packaging: 12 pieces Function: No nails, no tools required; installs in seconds. The self-adhesive hook can be removed without leaving residue and will not damage the wall surface. Suitable for flat, smooth, hard surfaces such as tiles, glass, and wood. Not suitable for limestone or walls prone to peeling. Installation Precautions: 1) Clean hands and surface thoroughly to avoid contamination from oil, water, grease, or wax that may affect adhesion. 2) Do not apply on surfaces exposed to high temperatures (above 80°C). 3) Do not overload or hang heavy, dangerous, or fragile items. 4) Allow 24 hours after application before use. Installation Tips: Before applying, clean the mounting surface thoroughly and ensure it is dry. Press firmly to secure the adhesive and eliminate any air bubbles by squeezing them out until the surface is smooth and bubble-free. Design: Made of clear plastic for a clean, invisible look that complements various cabinet styles. Can be removed when needed without leaving holes or marks.