A class 100 stitch is categorized by a simple interloped chain stitch. It is plain on the face and a single chain on the back. This stitch tends to be very inexpensive and flexible because it only uses on thread. On the down side this stitch tends to unravel easily and be ...
A class 200 stitch is a hand stitch that can be machine simulated. One tread goes up and down through the fabric. Some of the disadvantages of this stitch are that it is very expensive to produce (especially by hand), not used for structural seams and often requires specialty machines. The ...
A class 300 stitch is an interlocked reversible stitch where seams do not grin but tend to pucker. Some advantages of this stitch are that it is very comfortable and non-bulky, it is very strong, and it is hard to unravel. On the downside this stitch is that the bobbin must be changed ...
A class 400 stitch is a multithread interlooped chain stitch with a seam grim. This stitch is a strong one. On the flip side this stitch is less comfortable, can abrade and unravel easily, as well as requires more thread then a 300.
A class 500 stitch is an overedge interlooped stitch. This stitch too is cheaper than a 300 stitch but requires more thread. This stitch is less comfortable because it is bulkier, and can only be used on edges. This stitch is also very strong and durable; it is used for seams, edges, ...
A class 600 stitch is an interlooped cover stitch where several threads show face and back. This stitch overlaps edges and covers top and bottom of seams simultaneously. This stitch is less comfortable then a 300 stitch because of its bulkiness but is very strong and less likely to pucker.
Is a triangular shaped area, folded and stitched to fit the contour of the body. Single point dart must come from a seam.
Is two triangular shaped areas, fold and stitched, to create an elongated diamond. This dart has a point at each end and is not found on seams. All double point darts are vertical and take out fullness in a garment.
Is a single point dart that is placed in a specific spot. A French dart goes from shoulder or side seam, to the waist.
Is a seam that goes from either shoulder seam or armhole seam, and follows down both sides of the torso.