1. Package Includes: You will receive 10–100 pieces of selftapping shelf mounting screws and 10–100 pieces of nonslip silicone sleeves. They can securely hold your cabinet shelves. Sufficient to meet your needs. 2. EASY INSTALLATION: No drilling required, simple to install and remove using an electric drill or a Phillips screwdriver (not included). Each laminate shelf comes with a soundabsorbing and dustproof cover, effectively preventing slipping, scratches, and noise. 3. WIDE APPLICATION: The cabinet shelf bracket can be easily installed by hand. It is suitable for solid and smooth surfaces such as wood, glass, plastic, etc. It can be used for cabinets, bookshelves, display cases, furniture, wardrobes, closets, bookcases, and storage shelves to meet your daily needs. 4. 20 kg Load Capacity: The shelf bracket is made of nickelplated iron, resistant to rust and wear, with strong loadbearing capacity, not easy to break, and provides sturdy support. When using the 4piece wallmounted shelf brackets, the load capacity can reach 20 kg/44 lbs, for holding books, tools, or kitchen utensils. (Note: Load capacity depends on the material of the mounting board.)