CLOSEOUTS. Super-stretchy, moisture-wicking and oh-so soft, Avalancheand#39;s Mont Blanc base layer top keeps you dry and comfy as the foundation to your cold-day layering team. A zip mock neck offers versatility for coverage and venting, and a Polygiene(R) antimicrobial treatment reduces odor-causing bacteria. Available Colors: BLACK/ASPHALT, INDIGO/REAL TEAL. Sizes: S, M, L, XL.