Give lunch run a new meaning the Marmot Women's ThermalClime Sport Crew is made of fast drying Polartec PowerDry knit fabric to pull moisture away from the skin and push it to the surface. Without the use of topical treatment, this crew is mega breathable and incredibly fast drying for lightweight layering on your aerobic breaks. Quick drying, moisture wicking 50% polyester50% recycled polyester mesh Polartec Power Dry fabric, 4.3 oz.yd. Polartec Power Dry performance technology. Marmot UpCycle product with recycled polyester content. Stretch without hydrophyllic water loving elastane. Flat locked seams for added comfort. Tag free neckline. Athletic fit. Avg. wt. 5.1 oz.144.6g. Center back length: 26.5.