Micro-Loop Rug Collection. Soft Tone & Texture Area Rugs. The Micro-Loop collection is all about marvelous textures and warm, rich color. Comfort-soft underfoot with warm, enriching styling, Micro-loop area rugs are durably hand-tufted using 100% pure wool in a dense, loop pile. This collection brims with decorative dimension and balance and is a perfect addition to any style room decor. Use any of the Micro-Loop rugs in your home for an elegant, chic upgrade.