COMFORTABLY WARMMid-weight thermoregulation with 360 degree stretch. Brushed surface creates additional air trapping for warmth. Wicking, fast drying, breathable and soft. FEATURES86% Polyester/14% SpandexImportedFeatures climasense carbon thermoregulation technology: fast wicking and dryingMidweight warmth (2.0) makes cloud Nine extremely versatileUPF Rating 25+Functional thumbholes and all flat seam constructionUltra-soft Brushed surface Traps air and allows for increased airflow/breathability