Fermostock Mobile Shelving Unit, 4-tier, 71''H, 59''W x 22''D, 250 lbs. max weight per shelf, -40 to 140 F (-40 to 60 C) operating temperature range, tool free assembly, removable polymer inserts (dishwasher safe to 212 F), 20 micron deep anodized aluminum, polymer & stainless steel rustproof casters, NSF (Made in France)