Button closure. Material:Polyester Blended. Top: Notched Lapel,Side Vent, 4 Sleeve Buttons, 2 Flap Pocket, 2 Inner Pockets. Occasion:Party,Dates,Wedding ,Business,Daily,Graduation Party ,Prom etc. Kindly recommend gently hand wash or dry clean,wash separately or with similar colors in cold water. Items are slightly smaller than expected.If you have any questions about size,please feel free to contact us. Size Size: S, Bust:102cm, Shoulder:46.2cm, Sleeve:63.0cm, Size: M, Bust:106cm, Shoulder:47.2cm, Sleeve:64.5cm, Size: L, Bust:116cm, Shoulder:49.8cm, Sleeve:67.5cm, Size: XL, Bust:118cm, Shoulder:51.0cm, Sleeve:69.0cm, Size: 2XL, Bust:122cm, Shoulder:52.2cm, Sleeve:70cm, Pant Size: S, Waist:84cm, Pants length:105cm; Size: M, Waist:88cm, Pants length:106cm; Size: L, Waist:96cm, Pants length:107cm; Size: XL, Waist:100cm, Pants length:112cm; Size: 2XL, Waist:106cm, Pants length:114cm; Men's Suit Wedding Party 2-pieces Blazer