Korea Essence Facial Mask Sheet - Snail (8 Pack) You feel the difference immediately by using essence mask. After using, it is possible for you to go out without washing face. With its Snail secretion filtrate and various mineral ingredients, it makes your skin relax, clear and moistened. Delivery take 7-20 business days. May be late than expected for some postal problems, destination customs review and holidays. 100% Customer Satisfaction