This high-performance running tee features a jacquard-knit jersey fabric with ripstop structure at front and woven stretch mesh at back for extra ventilation as well as protection against wear and abrasion from backpack use. The tee also comes with raglan sleeves and side slits for enhanced freedom of movement as well as taped sleeve ends and neck hole to avoid chafing. In addition, the garment features silicone print on the shoulders for a secure grip when carrying a backpack or hydration system during long runs. Regular fit.