evo.com | Arc'teryx Activewear Tees > The Arc'teryx Rula Long-Sleeve T-Shirt is built for cool-weather sends, cut from a stretchy polyester knit that wicks moisture and holds a soft, cotton-like feel against the skin all day long. A low-profile mock neck adds just enough warmth without bulk, and the streamlined athletic fit with flatlock seams keeps everything dialed while you move through the crux. Gusseted Underarms Ribbed Neckband UPF 40 Sun Protection Care Machine wash gentle low. Tumble dry gentle low. Do not bleach. Wash dark colours separately. Do not dry clean. Iron low. Do not use fabric softener. Do not wring. Circular Knit Jersey, 160gsm 100% Polyester | Women's Arc'teryx Rula Long-Sleeve T-Shirt 2026 - Large Black | Cotton/Polyester