Nitrile disposable gloves sizing chart is easy to use. Simply measure where the "RED" dotted line is showing the center of your palm. Next take that point and measure the height of the longest finger. The measurements will give you the correct Nitrile Gloves size for your hands. I've included my favorite Nitrile Gloves in the store below. These Nitrile Gloves are extremely affordable,durable for the automotive mechanic industry and are powderless. I go through hundreds of gloves a month. Most brands I've used in the past tear in the first 5mins, but not these ones! I've taken out the guess work, you will love them too!