Take your routine outdoors—this relaxed-fitting long sleeve is ready to protect you from the sun. A pleated mesh panel offers movement and airflow. Fabric is sweat-wicking with UV protection sweat-wicking UV protection features Designed for: Run Lycra®: Added Lycra® fibre for shape retention Thumbholes: Help keep your sleeves in place and hands warm Relaxed fit, hip length: Layers easily and gives you room to breathe Other than the three cuts near the thumbhole in one of the sleeves, this is in great used condition. Size tag off so I'm adding measurements here— 19¾" pit to pit and approximately 23¼" shoulder to hem.