An unstitched dress material means that the dress that is not stitched. Material like salwar suit comes in three-piece first for kameez, second for the bottom and the third piece is dupatta. People can also buy fabric in the meter. if you want to make a dress like Anarkali, frock style Kurti. Then u can choose 3 or 4-meter fabric and customize it as your choice.
The unstitched dress material is like salwar kameez which is unstitched. You have to take it to the tailor and he will stitch for you. It's just a cloth it's not a readymade garment that you can wear. You have to choose to make your own Salwar Kameez just the way you like it. The latest trend is now semi stitched suits, unlike a dress material. Here the material is stitched but the bottom is not stitched ie, the Patiala or churidar. It depends on personal preferences that how they want to stitch this semi stitched suit. They are economical and you can choose from various fabrics like georgette, silk or any other fabric you please.