1. Ergonomic design--It help you to correct your sitting posture and prevent neck and back pains when you are working, watching video or your kids are reading, books on the desk.Our Notebook Stand can continuously different angle adjustment from 0 to 90 to prevent your sedentary cervical spine, spinal injuries. 2. Heat Dissipation--Perfect Laptop stand with thermal material ,delicate feel, easy to clean, rust-proof, scratch-proof,raises computer thus offers an open space to increase air flow to help keep your PC Notebook cooler and prevent from overheating and crashes. 3. Wide Compatibility--Universally fit for almost all laptops models and sizes from 11 to 17 inches, such as for , for , for Pro, for , for Pixelbook, for XPS, for , for , for , for , for Chromebook, for and more. It also fits for tablets . 4. Poratble and fully foldable-- foldable design and high quality light-weight ABS material and the laptop holder can be folded. 5. Adjustable and stable--This stand for laptop and tablet provides 13 levels of height adjustment, enables you adjust to comfortable operating angle and height based on your actual need. Product Name: Notebook Folding Stand Gear adjustment: 13 gears Applicable products: , tablets, books Suitable for 11-17inch laptop/notebook//tablet Color: A:Black Material: ABS Package Contents: 1 x Cooling Stand Phone Holder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.