: Our laptop desk for bed takes full account of comfort. Bed table has 3 adjustable heights 10.2"-13") via locks on the legs, which provide enough space for people of different heights to stretch out. You can also put the bed desk on a regular table and stand up to work, this will help relieve neck and shoulder pain for long-time working. : Lap desk features a slot (L:11.6", W: 1") for placing tablets, phones, books, etc, even a thicker case for tablets is also applicable. Left USB ports can be used for charging. There's a 2.7" diameter & 1" depth cup holder on the right side.