A casual short sleeved shirt with the details of a vintage Chambray shirt. It is made of 20-hand chambray fabric with a rough mood and can be worn comfortably with a wide size. The button used a luxurious glossy Cats eye type button. The sewing thread was colored to highlight the mood of the work shirt. Garment washing was carried out after sewing was completed to prevent shrinkage and discoloration, and it is a product that will show more natural look according to the aging change.