Shu Uemura hair styling products. URBAN MOISTURE Masque. The Urban Moisture collection contains camelia oil, essential lipids and minerals that nourish, hydrate and soften the capillary fiber from deep within. The illuminating hair mask for dry hair, deeply nourishes and repairs the hair without caking. Spread a small amount from means to ends onwet clean hair, leave in for a few minutes and rinse well. It is recommended to use at least every seven to ten days. In a few uses, your hair will be repaired and restored.