Flooring materials, including laminate slats, are sold by the square metre. For a rectangular floor measuring 4 m by 3 m the total area would be 4 × 3 = 12 m². Laminate slats may come in packs ...

If you're wondering how much fabric you need, the answer depends on the width of the fabric as well as the size of the finished pillow, typically a square, rectangle ... is 1 1/4 yards long.