You can download business card templates for Microsoft Word in five different sizes below:
    a. A4 paper for card size 90 x 54mm
    b. Letter paper for card size 3.5" x 2"
    c. A4 paper for card size 85 x 54mm
    d. A4 paper for card size 90 x 50mm
    e. A4 paper for card size 91 x 55mm