Portable Adjustable:The laptop stand is all-metal silicone protection,folding portable,23-30 4 block angle adjustable for a perfect eye level, letting you fix posture and reduce your neck fatigue, back pain and eye strain. Very comfortable for working in home, office and outdoor. . Heat Dissipation:Hollow heat dissipation design,not block out the air outlet,improve the efficiency of heat dissipation. . Solid Construction:All metal+silicone design,structure upgrade,more stable,10 kg effective load-bearing,The silicone protective pad can protect your laptop from any scratches and sliding. . Ergonomic Design:The laptop stand can raise notebook screen height to eye level for better ergonomics (3.15-10.6 inches), effectively improve the sitting posture,protect the cervical spine for office comfort. . Quality Assurance:laptop metal stand adopt upgraded design structure and materials,Better quality and more durable,if you have any problem about our product,please feel free contact with Acsergery us,we will give you a satisfactory solution. .