Button closure.MATERIAL: Mens 3 pieces suits are made of high quality lightweight fabric polyester fabric, ,sleek, soft and breathable for an all-day comfort.full lining - skin friendly and breathable when wearing.DESIGN: Button closure,slim fit,one button men's lapel suit, casual single breasted suit jacket Blazer: Notched lapel, 4 sleeve buttons, 1 chest pocket, 2 flap pocket, 2 inner pockets with 2 coin pockets Vest: 4 buttons vest with back adjustable belt, Pants: Flat front free length pants come , slanted side pockets. 9 colors styles for you to choose .OCCASION:Mens 3 pieces suits are suitable for meetings, presentation, party, events, celebration, prom,, show, dates, graduation, homecoming, wedding etc formal occasions; also mens 3 pieces suit sets are a good gift choice for your father, son, boyfriend and friends.CARE INSTRUCTION: Hand wash recommended; Wash gently with cold water; Avoid long time soak in water; Avoid prolonged exposure under sunlight; Recommend Hang on when not wearing.Size of jacket:XS-----Bust:98cm/38.58"-----Shoulder:43cm/16.93"-----Sleeve:62cm/24.41"----Length:68cm/26.77". Size of vest:XS-----Bust:92cm/36.22"-----Shoulder:55cm/21.65". Size of pants:XS-----Waist:80cm/31.5"-----Length:107cm/42.13"-----Thigh:58cm/22.83".