Includes 3 magnetic parts trays in sizes approx 11 x 7 inches, 6.1 x 5.1 inches, and 5.3 x 3.1 inches. The trays are collapsible for easy folding and expansion, providing convenient low-profile storage when not in use. The powerful magnetic base keeps each tray securely attached to most metal surfaces. Premium material Made from high tensile silica, with magnets in the base covered by non-marring rubber to protect surfaces from scratches. The trays are resistant to acids and most harmful fluids, making them suitable for tough job settings. Unique design and space Features a double-sided rare earth magnet base to deliver strong magnetic attraction for holding more metal parts. A removable inner magnet provides versatile use without affecting the magnetic capability. This design helps you easily organize and differentiate small parts. Wide usage Ideal for storing fasteners and components. A useful tool for experienced professionals such as auto mechanics, engineers, carpenters, and plumbers, keeping parts neat and secure during work. Suitable for DIY projects or professional automotive technicians, mechanics, engineers, carpenters, plumbers, hobbyists, and more.