The Well at Walgreens Self-Heating One Minute Charcoal Face Mask removes more dirt than a traditional cleanser. Compare to Biore® Self Heating One Minute Mask* -Purifies pores immediately -Hypoallergenic -Dermatologically tested 100% Satisfaction guaranteed with all Walgreens products or your money back. Made in Korea. Questions or comments? 1-800-925-4733 *This product is not manufactured or distributed by Kao USA, Inc, owner of the registered Trademark Biore®.