MEPION

Many find knitwear tech packs intimidating when starting out — but using a systematic process you can grasp all specifications and apply it accurately during production. A tech pack is the master plan for your knitwear design, containing all critical instructions to produce your garment without deviation.

Begin with the title page, which lists the style number, season, designer name, and revision number. These details ensure you are looking at the current iteration of the pack. Mislabeling can lead to costly mistakes, so double-check all labels before proceeding.

Next, review the front and back flat sketches. These are scaled vector renderings that show the garment from multiple angles. Carefully assess the silhouette balance, stitch routing, and overall silhouette. Validate against your design brief to confirm all details remain intact. Look for any notes near the sketches that indicate knitting techniques, accent positioning, or unique assembly methods.

The sizing chart is critical — it lists exact dimensions for every grade, from front width to armhole to cuff. These measurements are based on measured on a flat surface, not anthropometric data. Confirm the tolerance range — or acceptable margin — is explicitly defined. A ±0.5" allowance might be acceptable for a loose Women's sweater manufacturer, but unsuitable for body-hugging styles.

Examine the yarn and fabric details. This specifies the material makeup, yarn denier, needle gauge, and vendor. For knitwear, the gauge is critical because it defines the knit tension. A change in yarn weight or gauge can completely transform the final appearance of the finished piece. Always verify that the fabric matches your original concept.

The construction details section explains how the garment should be assembled. This includes sewing techniques, seam finishes, bottom finishes, and how to attach any trims or embellishments. Take this case: a ribbed cuff might need to be finished using a serger, while a stand collar could require a specific type of interfacing. Pay attention to technical notes like "join with right fabrics facing" or "hem with visible stitching."

Color specifications are non-negotiable. The tech pack must include the standardized color references or RAL. When using multi-color designs, they must be clearly marked with print alignment charts. Physical color samples may be included. In the absence of samples, ask for them. Dye uniformity is hard due to texture because of the knit pattern and yarn twist.

Labeling and care instructions are often grouped together. These include hangtags, sewn-in tags, and textile care icons. Verify the laundering guidelines are aligned with the yarn type. Washing a merino wool sweater in hot water can cause shrinkage or felting, so the instructions must state the correct method.

Last, examine the logistics section. This may include quantity per shipping container, bagging specifications, or packaging orientation. These details are often overlooked but are critical for shelf-ready display.

Study every component thoroughly. Should any instruction be confusing, ask your manufacturer or designer for clarification before samples are approved. A thoroughly reviewed spec sheet cuts down on prototyping time, accelerates production, and prevents expensive mistakes. This isn’t merely paperwork — it’s the essential conduit from concept to consumer.