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Home Mens: Underwear: Expedition Weight |
![]() REI Heavyweight MTS Zip-T, Men's Tall All seams are flat-lock stitched to avoid abrasion and bulk. Drop-tail hem stays tucked in and offers extra coverage in back. Our heavyweight MTS® underwear is an excellent first layer for mountaineering and other high-energy, cold-weather activities. Quick-drying and moisture-wicking, ultra-soft MTS® microfleece draws perspiration away from skin to keep you warm, dry and comfortable. With four-way stretch and a close-fitting cut, top is thermally efficient and won't inhibit movement. Zip T-neck with deep zipper allows ventilation control; zipper has soft backing to avoid chafing. More info + price |