NO LINES OR SHADOWS. New Stealth-Cote is our COATED light green Stealth-Core polyurethane foam. This new proprietary mixed medical grade coating creates a unique skin membrane that is durable and easy to clean. Surface is resistant to blood, Betadine, barium, alcohol, oils, and other fluids. Anti-microbial, antibacterial and antifungal. Self deodorizing. The unique angles incorporated into every sponge offers artifact-free imaging and increased stability. New Fresh light mint green coating.