The base component of all the variations of traditional dress for women is the ผ้าซิ่น (paasin). It is a tube of fabric, in these more formal cases it is made of silk, that is worn as a skirt. The wearer folds and tucks the fabric to make the skirt tight around the waist with a fold in the front. When done properly, the fabric in the fold will be even with the rest of the paasin. This garment is not only worn as a part of these formal, national costumes. It is extremely common to see women, especially elderly women, in the villages wearing a paasin with an informal top. You can easily buy cheap cotton versions at the market, and Peace Corps staff gave one to all of the women during PST. They are also great for going between your shower and the bedroom, changing underneath of and remaining modest if needing to take a break on the side of the road.