noun
sailor collar
Refers to the distinctive wide collar of a sailor suit, often seen on school uniforms and nautical fashion.
彼女の制服はセーラーカラーが特徴的だ。
Her uniform is distinctive for its sailor collar.
このブラウスはセーラーカラーで、夏らしい印象を与える。
This blouse has a sailor collar, giving it a summery feel.