UPDATE & OPTIMIZE - A lot of customers who bought our 6 tier wire shelving rack want to make the rack higher, so we have developed a new shelf which are 72 inches height and have 8 shelves, you can use all 8 shelves to maximize your storage space or two 4 tier units to make your storage space more flexible. Let's diversified storage and easy access in kitchen, office, garage and more. RELIABLE & STURDY CONSTRUCTION - NSF Certified to ensure the quality. 250 lbs loading capacity per shelf with leving feet (evenly distributed) totally 2000 lbs, perfect for home use. Wire shelves adjustable in 1-inches to meet your different storage needs. USEFUL DIMENSION - 8 tier unit (23.3" x 13.5" x72") & 4 tier unit (23.3"*13.5"*36"); No-tool assembly; 8 Pieces of thick PE mat are included with the shelving rack to help you organize your home easier. Suit for every corner for your home to store odds and ends, good choice for your daliy life. THICKEN PAINTING O