Outer: 79% Polyester, 21% Viscose; Lining: 100% Polyester
Button closure
3 PIECE? ACTUALLY 4 PIECE! — In addition to Jacket, Vest and Pants, we also include a RANDOM high-quality silk Neck Tie ($10 dollars retail)! The 4-piece set gives you more options on wearing according to different weathers and occasions. ***YND is a registered trademark of GeekHouse US. Buy with confidence only from GeekHouse US.***

Outer: 79% Polyester, 21% Viscose; Lining: 100% Polyester
Button closure
HOW TO CHOOSE SIZE — XS≈36R, S≈38R, M≈40R, L≈42R, XL≈44R, XXL≈46R. Please check the MYS SIZE TABLE in description carefully to avoid waste of time and money on returns. DO NOT look at the Amazon size chart. If you are not sure, we strongly suggest you to inquire about size first. You can tell us your height, weight, chest circumference and waist circumference and we will figure out the best size for you.