The saekdongot is a type of hanbok

Hanbok

Hanbok or Chosŏn-ot is the traditional Korean dress. It is often characterized by vibrant colors and simple lines without pockets. Although the term literally means "Korean clothing", hanbok today often refers specifically to hanbok of Joseon Dynasty and is worn as semi-formal or formal wear...

, Korea

Korea

Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...

n traditional clothing

Clothing

Clothing refers to any covering for the human body that is worn. The wearing of clothing is exclusively a human characteristic and is a feature of nearly all human societies...

, with colorful stripes by patchwork

Patchwork

Patchwork or "pieced work" is a form of needlework that involves sewing together pieces of fabric into a larger design. The larger design is usually based on repeat patterns built up with different colored shapes. These shapes are carefully measured and cut, straight-sided, basic geometric shapes...

ing. It began to be used for hanbok since the Goryeo period (918 – 1392). The name literally means "many colored (saekdong) clothes (ot)" in Korean. It was usually worn by children from the age of one to seven year old. Such appliances of saekdong has been used throughout hanbok such as jeogori

Jeogori

The jeogori is a basic upper garment of hanbok, Korean traditional garment, which has been worn by both men and women. It covers the arms and upper part of the wearer's body.-Etymology:...

(a short jacket with sashes), magoja

Magoja

Magoja is a type of upper garment in hanbok, traditional Korean costume which is worn over jeogori . It is also called magwae and was originally a male garment, but later became a unisex clothing...

(a buttoned jacket), durumagi

Durumagi

Durumagi is a variety of po, or overcoat in hanbok, the Korean traditional garment. It is usually the topmost layer of clothing that is worn over jeogori and baji . Durumagi means "closed all around", and is also known as jumagui , juchaui or juui...

(an overcoat) and among other garments.