*This product is not available to customers outside of the U.S. due to customs regulations. Want healthy, glowing skin? Get it! They say that the first step is the hardest, and we wanted to help you take it. We've put together the 7-Day Sheet Mask Challenge Set so that you can sample a variety of masks in one value set. At the end of the challenge, you'll be amazed at how great your skin looks and feels. We'll take full responsibility for your new sheet mask addiction :) The selection of masks changes but each mask will be one that you can purchase on Soko Glam. Take your skin care game to the next level by joining the #soko7daychallenge. Here's how: Step 1. Use one sheet mask per day for 7 days straight and watch your skin glow! Step 2. Post a sheet mask selfie on Instagram, Twitter or Facebook. Step 3. Use the hashtag #soko7daychallenge. Tag three of your friends that you want to challenge. Step 4. Everyone glows!