7-Level Height Adjustment: This laptop riser features a ergonomic design, which can be adjusted to seven different heights to meet your various needs. It lessens neck aches while enabling you to work at your preferred vantage point. Broad Compatibility：Our laptop stand is compatible with all laptops and iPads from 10" to 15.6", such as MacBook Air/Pro, Chromebook, Microsoft Surface, Dell, HP, Acer laptops, all tablets, eBooks, etc. Portable & Foldable: It is compact and lightweight when folded. You can carry it anywhere you want with ease. It is a perfect item for those who frequently travel for work. Hollow Heat Dissipation: Compared to setting your laptop down on a desk, the open hollow design offers excellent ventilation and airflow to speed up your laptop’s heat dissipation. Exquisite Craftsmanship: The premium soft anti-slip silicone pads on this laptop holder can hold your laptop firmly in place while offering optimal protection against sliding and scratching.