Arc'teryxArc'teryx - Phase Sl Crew Short Sleeve

BUY at Zappos

; This super-light tee is form-fitting with mechanical stretch and engineered for optimal moisture transfer and management during stop-and-go activities. ; Next To Skin Fit: • Snug fit increases the effectivity of performance fabrics. • Sized for a baselayer fit. ; Phase SL: Superlight baselayer performance for highly aerobic interval activities in warm temperatures. ; Phasic interval system: • Offers varying benefits during the phases of interval training. • Stage 1 - Active/Wicking Phase: Hydrophobic Phi yarns wick moisture. • Stage 2 - Intense/Dispersion Phase: Phi yarns disperse perspiration across the fabric surface for thermoregulation. • Stage 3 - Rest/Drying Phase: High moisture dispersal for quick dry performance. ; UPF 25+ fabrication protects your skin during outdoor activity by blocking harmful Ultraviolet A and Ultraviolet B rays (UVA and UVB). ; Flatlock stitching for reduced friction. ; Crew neck. ; Short sleeves. ; Curved hemline. ; BIRD logo at the left sleeve. ; 100% polyester. ; Machine wash and tumble dry. ; Imported. Measurements: ; Length: 26 in ; Product measurements were taken using size SM. Please note that measurements may vary by size.