What Is a Tech Pack in Fashion? The Complete 2026 Guide
Everything you need to know about tech packs in fashion — what they include, why manufacturers need them, and how to create them efficiently with modern tools.
What is a tech pack
A tech pack (technical package) is a document that communicates every specification a manufacturer needs to produce a garment. It is the bridge between design intent and production reality — without a complete tech pack, manufacturers are guessing at construction details, measurements, and material requirements.
Tech packs are the industry standard for garment production communication. Whether you are producing 50 units or 50,000, your manufacturer expects a tech pack that clearly defines what to build and how to build it.
What a tech pack includes
A production-ready tech pack contains nine standard sections, each serving a specific communication purpose.
- Cover page: style identification — name, number, season, brand, date, sample size
- Flat sketches: front and back technical line drawings showing construction details
- Bill of materials (BOM): every material in the garment — fabrics, trims, threads, hardware
- Measurements: point-of-measure specs with tolerance ranges for the base size
- Graded size chart: measurements across the full size range with grade increments
- Construction notes: seam types, stitch counts, assembly sequence, finishing details
- Colorways: color definitions per component with hex codes and color references
- Labels and packaging: care labels, brand labels, hangtags, folding, polybag specs
- Costing: material costs, labor estimates, margin targets
Why manufacturers need tech packs
Without a tech pack, manufacturers ask dozens of questions that delay production, make assumptions that may not match your intent, or produce samples that need extensive revision. Each sample revision costs $200-500+ and adds 1-2 weeks to your timeline.
A complete tech pack reduces questions, eliminates assumptions, and gets you closer to an approved first sample. The upfront time investment in creating a thorough tech pack saves multiples of that time in the production process.
Who creates tech packs
Traditionally, tech packs are created by technical designers — specialists who understand both design intent and manufacturing requirements. In larger companies, the designer creates the concept and a separate technical designer translates that concept into production specifications.
Smaller brands and independent designers often create their own tech packs, which is where templates and AI tools provide the most value — they provide structure and category-appropriate defaults that reduce the technical design expertise required.
How tech packs are created: traditional vs AI
Traditional tech pack creation involves manual entry in spreadsheets, Illustrator, or dedicated platforms like Techpacker. This process takes 4-8 hours per style for experienced technical designers.
AI tech pack generators like Skema3D create complete tech packs from garment descriptions in minutes. The AI understands garment categories and generates appropriate specifications for each section — measurements match the garment type, construction notes match the fabric weight, and grading follows standard increments.
Tech pack creation methods compared
| Method | Time | Skill Required | Coverage |
|---|---|---|---|
| Excel template | 4-8 hours | Technical design experience | Partial |
| Illustrator | 3-6 hours | Illustrator + technical design | Partial |
| Techpacker | 2-4 hours | Some technical knowledge | Moderate |
| AI (Skema3D) | 10-30 min | Garment description ability | Complete |
Tech pack mistakes that cost money
The most expensive tech pack mistakes are inconsistencies between sections. Measurements that do not match the graded size chart, BOM entries that do not match colorway definitions, or construction notes that specify the wrong seam type for the fabric weight.
AI-generated tech packs reduce these errors because all sections are derived from the same garment data. When you change a colorway, every section that references color updates automatically.
Getting started with tech packs
If you are creating your first tech pack, start with a garment you know well. Use that familiarity to evaluate whether the tech pack accurately captures your design intent. Whether you use a template or an AI generator, the goal is the same: a document complete enough that a manufacturer can produce your garment without guessing.
For ongoing production, invest in a workflow that scales — creating tech packs one at a time in spreadsheets works for a few styles but becomes a bottleneck at 10+ styles per season.