This Tot Mate computer desk features adjustable-height keyboard and monitor shelves and wire management slots from front and back. Ships Ready to Assemble. TR321 Single Computer Desk Mobile * Sturdy computer desk designed to accomodate toddler through primary age children. * Adjustable monitor height at either 18 inches or 21 inches. * Adjustable keyboard height in 2 inch increments, from 13 inches to 21 inches. * Easy mobility - Dual wheel casters move smoothly over carpets and floors. ADDITIONAL SHIPPING CHARGES MAY APPLY.