A computer table can be considered as an ergonomic desk, as it is designed for comfort and functionality. A basic computer desk combines aesthetically different pieces of furniture to a single place to work, and yet so much functionality in a limited space. The primary purpose of a computer desk is hiding at home or even computers, keyboards, cables and other related equipment, therefore, hold the proper office or home space. A common form of a computer desk provides a basic desktop space, wide enough to store the computer monitor and a space for the signature and the keyboard slides in and out. A typical home computer has a writing table, desk, large enough to hold the monitor, mouse, speakers and keyboard, while office computer desk desks often cabin designs have on the shelves, trays, and cable-holes, for the routing of the various power sources used. Other versions have built in drawers and cabinets for file storage, and extra shelves for storing other computer hardware. Computer desks in different brands, shapes and sizes. A wooden computer desk fits perfectly with home office because it looks like regular household furnishings, while glass fiber or plastic desks used in most offices and industrial environments. More complex designs use clear glass and metal frame for stability and aesthetics. There are several computer desk shapes and sizes. An L-shaped structure is a corner computer desk, while a U-shaped structure typical for a common shared workspace. A computer table usually comes with various additives in order to maximize its functionality. A computer chair is the most common add-on to a computer desk. This type of chairs are designed for mobility, so that the various components of the computer desk are within easy reach. Other forms of computer desks, additional adjustable shelves, shelves and drawers.