6 Nose strips. Weekly pore refinement removes clogged dirt and oil while diminishing appearance of pores. Biore deep cleansing nose strips are a weekly pore refinement that instantly removes clogged dirt and oil. With regular use, they also diminish the appearance of pores. Biore pore strips have been proven to clean away pore-clogging dirt better than other pore strips. Only Biore deep cleansing strips have the Pore Target System that seeks out dirt and pore-clogging material and pulls them out like a magnet. Biore deep cleansing nose strips will leave your pores cleaner and looking smaller when used once per week. Do not use more often than once every three days. Dermatologist tested. Hypo-allergenic.