Basepro Crew 1.0

BasePro Crew 1.0 Final Sale Fabric: Brushed polyester/spandex performance knit Soft interior for warmth + comfort Breathable and moisture-wicking Fast-drying, lightweight, and durable 4-way stretch for full mobility Insulation: AERIS™ Inside mid-layer insulation Designed to trap warmth while reducing bulk Ideal as a lightweight base-layer under jackets or outerwear Features: Athletic fit for easy layering Flat-lock seams to prevent irritation Crew-neck design for comfort in all conditions Warmth range: 70°F to -5°F (depending on outer layers) Sizing: True to Size order as you normally do for t-shirts Size down one size for women if you normally wear medium order small.