21 in. wide top has adjustable laptop plate so laptop can moved to comfortable, ergonomic position for typing. Laptop plate extends past edge of desk by another 3 in. making it 24 in. of overall reach from far edge of desk. Secure desk with seat-belt in vehicle. Secure laptop to the plate with supplied velcro and security strap. Fits most cars, smaller SUV's, and Mini-Vans. Laptop plate extends computer another 3 in. from the edge of the work surface. Made in USA. 25.25 in. L x 21.25 in. W x 11 in. H (19 lbs.). Having car desk with secured laptop support system is important if you want productive work environment in vehicle.