The Biore Deep Cleansing Charcoal Pore Strips works like a magnet, instantly locking onto and drawing out deep-down dirt & oil that can cause blackheads. Infused with natural charcoal, these innovative pore strips draw out excess oil for the deepest clean. In just 10 minutes, you’ll remove weeks’ worth of build-up and see 3x less oil. Key features: - With Natural Charcoal. - Dermatologist Tested. - Hypoallergenic. - Ideal for oily to normal skin.