For a classic style that never gets old, a panel door is the best choice for you. Usually, it contains three or four rails and three vertical stiles, in which they are filled with thinner panels for more support and strength. Panel Doors are also the most popular type of door for bedrooms and even for exterior ones. Panel doors are also very easy to design and be made to any shape and have better soundproof materials.
For a simpler door, a flush door is the door of you. It is usually made from a single piece of wood and is usually flat on both sides. You can still decorate or carve the door and goes very well with a contemporary style of the room. This type of door is usually lightweight making it easier for handling. They require very low maintenance and are waterproof and good sound insulator, giving privacy every bedroom requires.