If unsure, contact us for assistance first. If there is any quality problem, please feel free to inquire about it. Size tags may be larger than your order size—this doesn't mean wrong size, it's due to Asian size scale. Choose a size with chest 2-3 bigger, ensuring shoulders and waist fit the chosen size. Your satisfaction is our top priority. Then refer to Image 3 for specific measurements to ensure they fit your body type. Actually 4 piece: In addition to the jacket, vest and pants, we also include 1 tie in random color! Chromatic aberrations may occur due to display screen and lighting conditions. Please understand. Please read this before purchasing! Mens Sport Coat MrSure Mens 3 Piece Suit Blazer, Slim Fit Tux With One Button Manteau Homme Chic Unsure? Share your height, weight, chest, and waist circ, and we'll find your closest size. Provide your height, weight, chest circumference, and waist circumference and we'll recommend the best size. If you have to hand wash it, please keep the water temperature below 104 degrees and wash gently. Jackets, vests, pants, bow ties included; shirts excluded. The 4-piece set gives you more options on wearing according to different weather and occasions.