No equipment. Nose bag is a kind of external medical device, which refers to a nose patch or nose clip used for nasal congestion. There is no instrument in the nasal bag, just an external nasal congestion relief product. The main function of nasal bag is to relieve the symptoms of nasal congestion by compressing nostrils, which is used to relieve nasal congestion caused by colds and allergies. The use method of nasal bag is to stick it on the nostril and relieve the symptoms of nasal congestion by pressing the nostril.