Material : Free-standing rack is made of sturdy, powder-coated wire. This unit can be used as a standing rack . 4 Wheels. Features : Flexible modular design,Keep Students Engaged with Art Integration, Promote Creativity and Communication with Group Art Projects。brakes to keep it still. Use Space Wisely : Versatile and moblie, the art rack gives you the choice to have 25 shelves with 4.5cm gap between them, or less shelves with a wider gap. Perfect for childcare centers and art classes, art classroom or studio, Helps maximize table and shelf space。 Durable : Sturdy welded metal construction for longevity。 Statisfied or Refunded : Our design team work long and hard to find you the perfect art drying rack and we stand by our products if you have any questions or problems then message us and we will endeavor to resolve them for you.