Description Get a posture-perfect writing surface. A 20 degree angle compensates for fatigue in the back, neck, shoulder and eye muscles. Enhances concentration too. Made of sturdy aluminum. It folds flat for storage. Allows for a range of angle adjustments from 20 to 40 degrees. Surface is 12″ x 12″ (30.5 x 30.5 cm). Sold as Single Unit Angle adjustable from 20 to 40 degrees Velcro strips make angle adjustments a breeze Sturdy, smooth aluminum construction will not shatter or crack Lightweight board weighs only 30 ounces
