Class-ifi Tote Storage Cabinet, Three-Wide, 46.63" x 18.75" x 31.38", Charcoal Gray Dynamic, effortlessly mobile education-storage solution. Put the fun in functionality and maximize storage space while you inspire creativity. Optimized organization with smarter logistics and more choices, Class-ifi™ tote bins and trays (sold separately) deliver a wide range of configuration options. Sturdy and attractive steel exterior with easy to clean laminate interior surfaces offer durability for today and tomorrow. Locking, twin-wheel swivel casters. A variety of add-on options, from lockable cabinet doors to slotted end panels are available (all sold separately).