Sporty Sunglasses Frame Design

I'm looking for a talented designer to create a sporty frame for sunglasses with a built in plastic neck/head strap. I will include some example designs.

Key Requirements:
- Innovative and functional sporty frame designs
- Experience in eyewear or accessory design
- Strong knowledge of materials and ergonomics
- Portfolio showcasing similar design work

Ideal Skills and Experience:
- Proficiency in design software (e.g., CAD)
- Strong creativity with a modern aesthetic
- Understanding of market trends in sporty eyewear

Please provide examples of previous work, especially in sporty or active-wear designs.