Blouses are loose-fitting tops for women that extend to the waist or right below it, and are designed mainly for informal wear. They are often made of cotton, silk or other soft fabrics and can feature a wide variety of collars and sleeves designs.
About Tops:
Tops are an item of apparel that refers to all garments that are worn to cover the torso. Tops may, or may not include sleeves to cover the arms.