Safco alphabetter adjustable-height desk gives students the chance to get up out of their chairs and become more active learners—potentially helping increase their attention and focus during Class. Standing desk adjusts from 42"H for standing down to 26"H for sitting. While seated or standing, the Patented swinging pendulum footrest bar provides a non-disruptive way to help burn off extra energy without distracting others. Designed with 16-gauge, commercial-grade tubular steel, its sturdy base withstands the toughest schoolroom conditions and keeps going strong. Covered with a black powder coat finish to help resist chipping and scratching for years of dependable use. Adjustable nylon-base glides ensure the stand-up desk will sit evenly on any floor. standard Beige desktop measures 28"W x 20"D which easily accommodates laptops, textbooks and project supplies. Work surface features.625" thick MDF with a durable 3D thermoplastic laminate coating to help resist scratching, while being chemical, fire and impact resistant. Grooves on three sides prevent pens and pencils from rolling off the desk. A lower Bottom shelf comfortably holds small books and supplies within easy reach. The safe alphabetter adjustable-height desk received cpsia certification and earned the global educator Institute (gei) seal of endorsement, placing it among the best teaching products available today. the safco alphabetter adjustable-height desk advantage as seen in nbc news, the today show and other news outlets, the safe alphabetter adjustable-height desk and footrest bar ('fidget bar') contribute to an active classroom environment, allowing students to stand and move while they work and learn. This motion helps to burn excess energy and calories while potentially helping to improve focus. It also allows students to naturally fidget, providing movement they may no longer get during physical education classes, recess or at home. Even these small movements can add up and be beneficial to a student's activity level, and may help them live a healthier lifestyle.