Clampable Universal Laptop Desktop Stand with Adjustable Height Multi-purpose Top Deck Surface Holds Most Laptop Computers (Including MacBook Air, MacBook Pro & Microsoft Surface Models) 12???/305mm x 9???/229mm Top Platform with Soft, EVA-Lined Surface Height Adjustable from 10???/254mm to 14???/356mm Ergonomic Platform with 15-Degree Angle Adjustment for Easy Access to Keyboard & Controls