Experience exceptional warmth without the bulk with Polarmax Micro Fleece base layer shirt. Crafted from durable microfiber polyester, this men's crew neck sweatshirt offers breathable comfort and moisture management, making it an ideal choice for layering during cold weather. Billowy warmth without weight Acclimate Dry hydrophobic fibers manage moisture Durable microfiber polyester construction Flat seam construction for durability Heavyweight warmth, active fit Order today!