Now you can try it before you buy it. Glidden Duo Premium Paint + Primer in One tintable testers are available in a full line of colors. You can see what the color will look like on your wall before you paint the whole thing. Glidden Duo is a low odor, low VOC (low in volatile organic compounds) interior paint + primer in one, allowing you to reoccupy your living space sooner. Glidden gets you going.