Converting Feet and Inches to centimeters. We know that a lot of our customers like to work with Feet and Inches. This guide will help you convert to centimeters, needed for your order. We will use ‘cm’ to represent centimeters for this example. Other Useful Doormat Measuring Tips. Many smartphones now have a measuring tool on them. This allows you to measure the space for your doormat, and easily convert between units of measurement. Make sure to provide us with the exact measurements you require. All of our cut to size or made to measure products are cut to your exact sizes with zero wastage.