Patternmaking For Underwear: Design.pdf ((exclusive))

Outerwear relies on darts and seams for shape. Underwear relies on elastic. A standard patternmaking book won't teach you how to reduce pattern length to accommodate elastic stretch. A dedicated includes formulas like: (Pattern edge length) - (15-20%) = Elastic length .

A common error in home-drafted PDF patterns is forgetting that elastics do not stretch as much as fabric. If your pattern is drafted for 50% stretch fabric, but you use 30% stretch elastic, the waistband will ripple or curl. Patternmaking For Underwear Design.pdf