Lauren by Ralph Lauren UltraFlex offers everything you need for professional attire and everyday dress essentials. The fabric of this Classic Fit dress shirt is specially treated to be non-iron and moisture wicking for crisp, comfortable all-day wear. Product may arrive tagged as Regular Fit which is the same as Classic Fit. Classic/Regular Fit has more room in the chest and shoulders, with traditional armholes and fuller sleeves without being baggy. Recommended for fuller body types (large shoulders and upper arms, and a fuller waist).