Ohuhu Adjustable Vented Lapdesk with Mouse Board Made of lightweight strengthened aluminum alloy for firmness and stylish look. Highly functional with multiple uses - 6 extraordinary locking button can be set in full 360 degree angles to fit any body position, even laidback on your bed. Silent built-in fans - cool your laptop on USB power. The height can be adjusted to full height of 19 inches depending on your bed position or sofa position. [Front edge with 2 slide-proof ABS clips to keep your laptop secure.] Folds flat for space-saving storage and portability. [Folded Dimension: 19.10"x 10.63"x 1.57"]