Product Feature Foldable & Portable to fit in your everyday bag Anti-Slip Rubber 6 Levels of Height Adjustment Hollow Bottom to Enhance Air Circulation High Strength and Durable Corrosion Resistance Ergonomic Design to Relieve Neck, Shoulder & Spinal Pain High Quality Aluminium Alloy Wide Compatibility to suit 11″ to 17″ laptop Foldable Size: 260 x 60 mm Height Adjustable: 120 – 160 mm Compatible Devices Most laptop and tablet devices from 11″ to 17″ Find out more information about our shipping here Please contact us if you have any questions