Posture Correction Fitness Equipment

I'm looking for a physical fitness product specifically designed to correct posture. The ideal product should help individuals maintain a straight back and improve overall body alignment.

Key Requirements:
- Innovative design focusing on posture correction
- Durable materials suitable for regular use
- User-friendly and safe for all fitness levels

Ideal Skills and Experience:
- Experience in designing fitness equipment
- Knowledge of ergonomics and body mechanics
- Background in materials science or industrial design
- Prototyping and testing experience