In storage units, drawers are a key element, as they allow to properly arrange any thing, including garments in a walk-in closet, table cloths and placemats in the kitchen, documents at the office, tools in a workshops and so much more. For this reason a drawer must feature some specific basic characteristics. Namely, a perfect drawer needs to be spacious, made with safe materials that can be sturdy enough to survive use, it need to be installed in such a way to slide and be easily closed. The most used materials are wood and its derivative and metal.