Breathable Activewear Tech Pack Design

I need a comprehensive tech pack for a full breathable activewear outfit, which includes an oversized hoodie, os tshirt (pump covers), active wear tshirt and hoodie.

The tech pack should be detailed and professional, and include:
- Technical sketches of each piece
- Accurate measurements and size specifications
- Material and fabric details (breathable fabric)
- Construction details and stitching methods
- Colorways and print designs
- Labels and tags information

Ideal Skills and Experience:
- Experience in activewear design
- Proficiency in tech pack creation
- Strong knowledge of breathable fabrics and construction techniques
- Attention to detail and creativity

Please provide samples of previous work and an estimated timeline for completion.