The Biore Ultra Deep Cleansing Pore Strips work like a super-magnet to remove 2x more* deep-down clogged pores to give you the deepest clean. These improved strips lock onto and remove the deep-down dirt and oil that can cause blackheads for the deepest clean. In just 10 minutes it cleans weeks’ worth of dirt buildup. * vs. Deep Cleansing Pore Strips Key features: - With Witch Hazel & Tea Tree Oil . - Dermatologist Tested. - Hypoallergenic.