ERGONOMIC DESIGNMonitor or notebook computer is elevated to a proper ergonomic viewing position over 3" elevation, creating best posture which helps reduce neck and back strain. EASY TO INSTALLEasy to install, just need to use a screwdriver to tighten the screws on the four acrylic legs. MULTI-FUNCTIONALAcrylic Computer Stand for Laptop, iMac, Pc, Printer, Desktop Ergonomic, Desk Riser Work from Home Accessories Office Supplies Platform Save Space. PREMIUM ACRYLICThe Monitor Stand Riser made of Class A casting acrylic panel, can hold up to 40 lbs Comes with anti-skid rubber that increases stability and protects your laptop and furniture from damaging. WORRY-FREE CUSTOMER SERVICEWe provide 30 days free return and replacement service, if you have any problems, please contact us in time, we will promptly help you solve any questions