Provided is protection gear against harmful insects that enables controlling and capturing of harmful insects in addition to protection against harmful insects. The protection gear against harmful insects includes a protection net made of ventilative cloth, woven fabric, or nonwoven fabric, the protection net being worn to cover the head, trunk, arms, hands, legs, and feet of the human body; and a fastener for fastening the protection net to the human body. Since the protection net is coated with an insecticide and/or a repellent, the effect of and insecticide and/or repellent lasts. Also, good durability is ensured since a washing is not required. Even if the sizes of ventilation holes of the protection net are larger than harmful insects, harmful insects can be dissuaded from settling on it. Furthermore, due to comfortable wearability, it can be used as a substitute for pajamas outdoors. Still furthermore, since the adhesive net is inexpensive and disposable, the protection gear against harmful insects can capture harmful insects, while maintaining a lasting insecticide and/or repellent effect.