Made of high quality aluminum alloy, the LPS04-8S Stepless Adjustment Laptop Riser features a sleek surface and elegant appearance. Able to firmly hold most 11'-17' laptops and tablets while providing adjustability for comfortable viewing and optimal working angles. The open area below the upper surface provides air-flow for heat dissipation with the added benefit of extra storage space for files and other small items. FEATURES ●Ergonomic Design: elevate the screen to eye level for better viewing angle ●Folding Mechanism: fully collapsible for flat storage or transport ●Good Ventilation: open design offers increased air circulation - working as a heat sink ●No-Skip Feet: keep the stand in place and not easy to scratch desk ●Adjustable Height: offers maximum comfort and adaptability to multiple requirements ●Lightweight Aluminum Construction: provides a sleek, lighter, and elegant look ●Non-Toxic Silicon Pads: protect laptop from being scratched and secure it in stable position ●Safety Ledge Stopper: prevents your devices from slipping SPECIFICATIONS Product Category: Laptop Riser Rank: Standard Material : Aluminum,Silicone Pad Surface Finish: Sand-blasted Aluminum Anodic Oxidation Color: Silver Dimensions: 240x240x44mm (9.4'x9.4'x1.7') Applicable Devices: Laptop Fit Screen Size : 11'~17' Surface Thickness: 3mm (0.12') Shelf Quantity: 1 Weight Capacity(per layer): 5kg (11lbs) Accessory Kit Package: No