Wire closet shelving is what adds to the practicality of the closet when it comes to the basic organization. Basic clothing cabinets have at least that one of the shelves near the top. But you also can have a wardrobe of more complexes such as a large walk-in closet that can have many shelves.
But if you have too little wire closet shelving you, you can always arrange to have more installed. There is some precut shelf that you can buy, or you can purchase rack cabinet systems that use adjustable shelves. It hampers your choice too much or you will be satisfied with something you do not really want. It’s not like there is not much difference between lots of closet shelving systems out there but the material may be the deciding factor between something inexpensive and something you like and can affords.
You can buy wire closet shelving as a kit as mentioned or with individual pieces and create a special shelf. If you go to your local home improvement store, you can buy wood to build a closet shelf and buy hardware to attach them separately. This is great if you want to make sure you get what you want. You may even save money doing the work yourself.