REI Heavyweight MTS Bottoms
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The REI heavyweight MTS microfleece long underwear bottoms for women are an ideal first layer for mountaineering and other active pursuits in cold weather. Quick-drying and moisture-wicking, ultrasoft MTS microfleece draws perspiration away from skin to keep you warm, dry and comfortable. Close-fitting cut increases thermal efficiency. Ergonomically designed flat side seams prevent abrasion on hips and ankle bones. Elastic waistband. Closeout.