[Neck Type]: Notched Lapel [Material]: Polyester 78.9% Viscose 21.1% [Version]: Slim Fit [Placket]: 1 button [Suitable season]: Four Seasons [Washing instructions]: The maximum water temperature is 30. Do not scrub vigorously, wash gently. Do not bleach with chlorine. The maximum temperature of the soleplate of the iron is 154. 1. Due to the influence of shooting equipment and light, there may be slight color difference between the real object and the picture. But they are all within the acceptable range. 2.This suit is specially designed for European and American men. The material is good, and adopts superb textile technology to meet the requirements of anti-wrinkle and abrasion resistance. 3.The top of this product is 1 button design. This determines that it can be casual or formal. You can wear it for weddings, meetings or as a casual jacket. 4.Pants are matched with tops, and the pants modify your leg shape without bloatedness. 5.Please choose the appropriate size according to the size chart, . 6.Due to different measuring equipment and methods, there will be a 1-3cm error in the size.