My DD has a big 8x10 quatrefoil from Walmart in Aqua/teal. It isn't a super thick wool rug but it has a non-slip backing, vibrant colors, vacuums well, and she loves it. It was about $80.

http://www.walmart.com/ip/Mainstays-Rug-in-a-Bag-Quatrefoil-Area-Rug-Teal-White/37524555?action=product_interest&action_type=title&item_id=37524555&placement_id=irs-106-t1&strategy=PWVUB&visitor_id&category=&client_guid=85003d4b-304e-40ac-9553-412fd86279e8&customer_id_enc&config_id=106&parent_item_id=42083864&parent_anchor_item_id=42083864&guid=84f80d1e-b072-433a-b1c7-1b662e130d81&bucket_id=irsbucketdefault&beacon_version=1.0.1&findingMethod=p13n