FEATURES of the Arcteryx Women’s Phase SL Crew Long Sleeve Top Next Gen Phasic SL fabric provides a softer touch, improved stretch and exceptional moisture management Updated style lines and improved fit Flatlock construction improves next-to-skin comfort Crew neck line Gusseted underarms provide mobility and comfort Durable Anti Odour finish Mechanical stretch textile for unrestricted mobility Merrow stitch seam construction reduces seam size Womens’ specific design for optimal fit and performance Next-to-skin fit aids thermal efficiency and moisture transfer Anatomical shaping for fit and comfort