loy krathong day is one of the most popular festivals of thailand celebrated annually on the full-moon day of the twelfth lunar month. it takes place at a time when the weather is fine as the rainy season is over and there is a high water level all over the country. the word loy means to float , and krathong means lotus-shaped vessel made of banana leaves. loy krathong is,therefore the floating of an illuminated leaf bowl.but nowadays some krathong are made of colored paper. A krathong usually contains a candle,three joss sticks,some flowers and coins.