Details Polartec® Power Stretch® Pro combines a highly durable nylon face with a soft, comfortable, moisture wicking brushed polyester interior in the Women's Rho Heavyweight Zip Neck from Arc'teryx. Deep front zipper provides rapid ventilation, makes on-and-off easy. Performance stretch and articulated patterning creates unrestricted mobility. This is the brand's warmest base layer zip-neck. Material Polartec® Power Stretch® Pro - 53% polyester, 38% nylon, 9% elastane Contains materials that meet the bluesign® criteria Fit Fitted Details Deep front zipper provides rapid ventilation, makes on-and-off easy The tall collar extends warmth Zippered chest pocket secures small essentials Comfortable trim fit aids thermal efficiency, layers easily Performance stretch and articulated patterning for mobility and freedom Activity: Ski/Snowboard Weight 230g / 8.11 oz Arc'teryx Rho Heavyweight Base Layer Zip Neck Women's