Oversized Cotton Crew Neck T-Shirt Tech Pack ( feeding t shirt with zip )

I'm looking for a detailed tech pack for an oversized crew neck t-shirt made of cotton. The tech pack should include:

- Technical sketches
- Accurate measurements
- Stitching and construction details
- Labels and tags specifications
- Fabric and color options

Ideal skills and experience:
- Experience in creating tech packs for apparel
- Strong knowledge of t-shirt construction
- Proficiency in design software (e.g., Adobe Illustrator)