The Creme Shop x Keroppi Sooper Soothe Sheet Mask Keroppi Sooper Soothe Sheet Mask Fun Fact: Keroppi lives on the edge of Donut Pond, the longest and bluest pond around. Keep skin looking healthy with rice water and green tea, which reveal a naturally beautiful complexion. This mineral-rich sheet mask gently cleanses and balances skin to soothe inflammation and irritation