Smartwool Men's Active Ultralite Short Sleeve Size:L Torsion-Proofed Body The well-thought-out (in

Torsion-Proofed Body The well-thought-out (in all details) housing construction with broad contact surface and torsionally stiff geometry is the basis for direct power transfer

Double-wall vacuum insulation

Built off the Speedgoat 5 GTX’s blueprints

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Smartwool Men's Active Ultralite Short Sleeve Size:L Torsion-Proofed Body The well-thought-out (in### Smartwool Says ### Simple but practical, our Men's Sport Ultralite Short Sleeve tee is soft yet functional, for all day comfort and utility. Its super light performance fabric a blend of ZQ certified Merino wool with TENCEL Lyocell fibers, this performance fabric will help keep you cool when your intensity amps up, and its design helps minimize chafing. Plus, it's odor resistant, breathable, and temperature regulating, all helpful features when