Patternmaking For Underwear Design.pdf 🔔
Unlike a jacket, underwear has a gusset (the lined crotch piece). The pattern must include a specific gusset shape that bridges the front and back wings without twisting. Generic pattern books ignore this entirely.
1cm per size at waist/hip; 0.5cm per size at crotch depth. Patternmaking For Underwear Design.pdf
In a t-shirt, seams lie flat. In underwear, the crotch curve and leg openings experience constant tensile stress. A Patternmaking For Underwear Design.pdf teaches "stay taping," "elastic distribution," and the "three-thread overlock differential." Unlike a jacket, underwear has a gusset (the