Optimize Desktop Space- Hold 3 laptops at the same time. Cradle your MacBook / Notebook / Samsung / Microsoft Surface up vertically and get your desktop well-organized for save much space for your desk, keep your desk clean and neat. Adjustable Size- 3 Adjustable stand holders compatible with various laptops whose thickness vary from 0.55inch / 13.9mm to 1.65inch / 41.9mm, such as MacBook Pro, MacBook Air, Microsoft Surface, Dell XPS series and HP ENVY Series.