Outer: 79% Polyester, 21% Viscose; Lining: 100% PolyesterHOW TO CHOOSE SIZE -- XS36R, S38R, M40R, L42R, XL44R, XXL46R. 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.FINEST MATERIAL & CAREFUL CRAFTMANSHIP -- MYS understands that upscale material and careful craftmanship are the two most important things to a tuxedo. Thats why we are having the most experienced tailors to handmake these tuxedos with the finest fabric and material. From head to toe, you will find these suits are exactly the same quality as our pictures.MODERN STYLE & SLIM FITTING -- This tuxedo / suit set is with slim-fitting cut from 3D draping. Slim-fitting suits are a little tighter than regular suits. They make you look slimmer and smarter. And thanks to our accurate size suggestion, you will find it not only slim but also comfortable. You will get tons of compliments throughout the day!MULTIFUNCTIONAL -- This tuxedo / suit set is suitable for multiple occasions, such as weddings, business meetings, fashion shows, parties, grand holidays or just daily use. With our affordable price, we strongly suggest you purchase multiple colors and it will be so easy to find your proper suit for any event!