The ultra-hydrating night treatment to repair and strengthen nails overnight, thanks to a formula made of 80.5% naturally derived ingredients. The S.O.S Mask, enriched with Panthenol, forms a protective layer on the nails for intense and continuous hydration throughout the night. Its high concentration of emollients and strengthening agents improves nail resilience and promotes healthy growth, visible from the very first days. For an intensive nail care routine for damaged to very damaged nails: apply the Green Oil or the Complete Serum during the day and the S.O.S Mask in the evening. The Manucurist Masque S.O.S Treatment is an ultra-hydrating formula that works as you rest to restore the look and feel of healthy nails. Enriched with panthenol, the mask forms a protective layer over the nails, helping to defend against breakage and visibly smooth. With continued use, nails appear longer and stronger.