This picture hanging kit includes 274 pieces with 20 lbs, 30 lbs, and 50 lbs hooks plus matching nails for a wide range of wall décor needs. Made from copper-plated iron, the hardware is designed for durability, corrosion resistance, and long-term use. The small nail design helps reduce wall damage while keeping pictures, mirrors, and décor securely mounted. It installs easily without complicated tools and comes organized in a compartmentalized storage box. Suitable for drywall, wooden walls, and plaster walls.