Gaiam Inversion Table (Black) Relieves vertebrae tension, reverses daily spinal compression and increases circulation. Strengthens your back & elongates the spine Heavy steel construction, includes: padded handlebars and ankle harnesses, protective covers, and skid-resistant rubber floor protectors Assembly required. Adjusts easily to most heights. If you are pregnant or have back or eye problems or other serious medical conditions, consult your doctor before using this product.