Published by at 04/08/2026 * Armpit Staining as shown in photos. Arc'teryx Phase SL V-Neck short sleeve top in a vibrant turquoise blue. This lightweight performance base layer is crafted from a moisture-wicking polyester blend with elastane for stretch, making it ideal for high-output activities in cool to warm temperatures. Features a flattering V-neckline, ergonomic seam placement to reduce chafing, and the signature bird logo at the front hem. Measurements: • Top-Bottom: 27" • Pit-Pit: 21" (42" doubled) • Sleeve Length: 11"