Tri-Mountain 611 TM Womens Cotton/Poly 60/40 Knit LS Polo Shirt w/Mic LoopS & Pen Pocket 60% cotton Women's 7 oz. 60% cotton/40% polyester jersey long sleeve polo. Easy Care Features the UltraCoolTM moisture-wicking technology to control and manage perspiration. Constructed with mic pockets on shoulders and mic loop at center placket. Reinforced dual pen pockets on left sleeve. Side vents. Prefect for law enforcement, security and fire professionals.