Sunsilk Soft & Smooth Shampoo is a popular hair care product in Thailand, known for its ability to help smooth and soften hair. The 300 ml size is a larger, family-sized bottle, which is designed to provide a long-lasting supply of shampoo for regular use. The shampoo contains a blend of ingredients that work to nourish and protect hair, including vitamins and minerals that help to strengthen the hair shaft and prevent breakage. It also contains a conditioning agent that helps to smooth the hair cuticle and reduce frizz, leaving hair looking and feeling soft and silky.