Complex sentence: The most common Dwikkoji for ordinary people is Bichigae (hangul: 빗치개) and Guiigae (hangul: 귀이개) usually made by silver, and they both have fanciness and practicality.
Split into simpler sentences: The most common "dwikkojis" for ordinary people are called "bichigae" (hangul: 빗치개) and "guiigae" (hangul: 귀이개). They are usually made of silver, and they both have elements of fanciness and practicality.