When you get active, stay confident with the advanced double poly mesh construction of Dri-Mesh. Engineered to wick moisture with ease, this lightweight sport shirt has superior breathability to help you keep your cool.| 3.5-ounce, 100% polyester double mesh Gently contoured silhouette Double-needle arm seams, shoulders and hem Taped neck Self-fabric Johnny collar * Due to the nature of 100% polyester performance fabrics, special care must be taken throughout the screen printing process.