PROBLEM TO BE SOLVED: To provide an air-permeable adhesive tape which has the great ability to ensure adhesion between a woven fabric and an adhesive agent layer, can restrain the adhesion from deteriorating due to contact with perspiration, water, and the like, and has other outstanding abilities.SOLUTION: The air-permeable adhesive tape includes a base material and the adhesive agent layer. The base material is the woven fabric in which the warp in which polyurethane yarn as core yarn is covered with synthetic fiber yarn and the weft in which the synthetic fiber yarn as the core yarn is covered with cotton yarn are plain-woven.
