Easy to assemble – no tools required. Adjustable shelves make it simple for you to adjust the space to suit your needs. Also stands steady on an uneven floor since the feet can be adjusted. Can also be used in bathrooms and other damp indoor areas. Designer IKEA of Sweden Safety strap for mounting to wall included. The material in this product may be recyclable. Please check the recycling rules in your community and if recycling facilities exist in your area. Only for indoor use. Shelf/ Post: Steel, Galvanized Foot: Steel, Polyamide, Galvanized Wipe clean with a soft cloth dampened with water and a mild dish detergent or soap, if necessary. This storage unit has been developed and tested for office use and meets the requirements for durability and stability set forth in the following standards: EN 14073, EN14074, ANSI/BIFMA x5.9 and ISO-7170. Assembly instructions OMAR Shelf unit 304.830.73