Isme Rasyan Yellow Oil with Turmeric and Phlai (50ml) is a Thai herbal oil designed for pain relief, particularly for muscle and joint aches. It's known for its cooling formula and is used to relieve various discomforts like sprains, bruises, and insect bites. The oil contains ingredients like turmeric, plai, and other Thai herbs, along with menthol, camphor, and other oils.