Store more at home or at the office with Seville Classics 4-Tier Steel Wire Shelving System. These multipurpose shelving units are ideal for use around the home, garage, and office. Built with commercial-grade steel and finished in black epoxy, these shelves are durable and resistant to corrosion in dry storage environments. Shelves features steel wire design for strength and ventilation. Polypropylene sheets (Model #: 15383B) provide a flat stable storage space, making it easier to store smaller items that might slip through normal wire shelves. Each tier is adjustable at 1-inch height increments along 1-inch diameter metal shelving poles for a personalized storage solution. Store up to 300 pounds evenly distributed across each shelf—up to 1200 pounds total. It's the perfect for use as kitchen pantry shelf, bedroom bookshelf, closet storage organizer and more. Assembly is fast and easy with black plastic slip sleeves. These shelves have been certified by the NSF to NSF/ANSI 2 - food equipment for dry storage and heated environments. No tools required.