28 in. x 13 in. x 48 in. folding 4 layer metal shelving unit, with a folding thickness of only 3.14 in. instantly releases vertical space when upright and is almost invisible when folded. The snap-on structure can be installed in 10 seconds without the need for a screwdriver or an instruction manual. The top layer of the industrial-grade steel frame can bear a load of 130 lbs. and each compartment of the inner layer weighs 100 lbs. With ventilation holes, anti-rust coating and anti-leakage nets on both sides, it is stable, light and durable. 4 360° rollers (two fixed and 2 brake) are statically pushed forward, allowing for immediate use in the kitchen, wardrobe, garage, and office. The metal panel can be wiped clean immediately, leaving no trace of oil or dust. Immediately adapt to the needs of your home, kitchen, office, garage, warehouse or retail store. 1 rack in place, easy to store. Size: large.