Automotive Jute Carpet Padding 27 oz 36" Wide By 10 Yards goes under carpet in cars and trucks - Walmart.com
Amazon.com: RUGPADUSA - Nature's Grip - 2'6" x 12' - 1/16" Thick - Rubber and Jute - Eco-Friendly Non-Slip Rug Pad - Safe for Your Floors and Your Family, Many Custom Sizes :
Everything You Need to Know About Jute Rugs - Sarah Joy