Double drawn hair is the best quality weft hair there is. The difference between Single Drawn and Double Drawn can be seen with the naked eye. Single drawn hair is thinner at the end than it is close to the weft. Many different lengths of hair is used to make one bundle. The length might say 20 inches, when it's truly a mix of 12-20 inches. Double drawn hair on the other hand is thick from root to tip. All of the hairs are the same length to ensure fullness. Labeled length is the true length of the hair.