I've made my own underwear for years. I mentioned it in one of my groups, and someone asked for more details, so here it is: patterns for undies: First, I took a pair that fit me the best. Then I pinned one piece at a time flat and traced around it - front, back, crotch. Then I added the parts where i'd like them to be just a little bit wider (longer, whatever). Then I added 1/4" for seams between the pieces. Then I examined how the elastic was attached -mine was sewn, then folded over, then stitched again. so I added the width of the elastic to the leg and waist edges. Sew crotch seams - side seams. Cut your elastic depending on its stretch. Regular underwear elastic probably should be 15-25% smaller than the edge it's going to be attached to. Sew elastic into a circle. pin it into fourths or eighths. Pin the edge it's going to into fourths or eighths. Pin together. Stitch, fold, stitch. Make one pair. Wear i...