The Castello series is updated version of the C401&C402. This desk & chair suit makes full use of vertical space to meet the larger storage demands. The pulled-out storage drawer helps organize books and stationery to reduce clutter. Tiltable desktop provides better angle for writing, reading and drawing. The chair design is more important change and the winged-back reduces pressure on the spine and makes you more comfortable. Height adjustment design lets the desk grow with your child for health