Craft ADV Trail Wool SS Tee - Women'sADV Trail Wool SS Tee is a highly functional trail running tee made of a thin polyester and wool blend. This advanced garment is made of a soft polyester and wool jersey that provides efficient moisture transport and great body temperature management. The wool keeps you warm while the polyester wicks sweat and excess heat away from the skin, enabling you to perform optimally. In addition, the garment comes with raglan sleeves and side slits for