1880s-1900s U-front Evening Dress Waistcoats Pattern Sewing Pattern- 1880s-1900s SB & DB Evening Waistcoat with deep U-front Pattern. Fits chests 38"-54" with instructions for making the pattern fit larger sizes. All sizes are included in one envelope. Embellishment suggestions, historical notes and period tailoring techniques included. Yardage Requirements: 2 yds at least 45" wide, (1 yard each if making plain back).