Come clean As the pollution level soars, cleansing is a vital step in your beauty routine, so make sure you find the right one to suit your skin. 1. Yves Saint Laurent clarifying foaming gel ($250 ). Formulated to remove pollutants and dead cells. From Sogo, Causeway Bay. 2. SKII facial treatment cleansing gel ($290). Contains plant-derived cleansing agents to maintain skin balance. From Sogo. 3. Shu Uemura high-performance balancing cleansing oil ($230). An enhanced version of the classic cleansing oil produced since 1960. From shop 204, Ocean Centre, Tsim Sha Tsui. 4. Chanel moisturising cleansing foam rinse-off ($240). This protects the skin against the drying effects associated with some rinse-off cleansers. From Sogo. 5. Jurlique foaming facial cleanser ($240). This contains herbal antioxidants that are said to reduce damaging environmental effects. From shop G02, Man Yee Arcade, Central. 6. Christian Dior melting foam ($180). This rich cleansing cream removes dirt, dust and excess sebum. From Lane Crawford, Pacific Place. 7. Kiehl's Blue herbal gel cleanser ($215). A mild oil-free cleanser that helps prevent acne. From Kiehl's on Matheson Street, Causeway Bay.