It has a fabric back so needs the Rug pad to keep it from slipping on the floor. The Rug pad is also from Pottery Barn and is super thick and has a rubber backing to keep it from slipping and moving around.
The item "PBTeen 6' Round Lavender Wool Flokati Rug With Deluxe Rubber Backed Rug Pad" is in sale since Sunday, November 13, 2016. This item is in the category "Home & Garden\Rugs & Carpets\Area Rugs". The seller is "busybody67" and is located in Houston, Texas. This item can be shipped to United States.