- Duramax is polyester/PBT
- Streamline is Polyester/Spandex
Duramax stretches less than Streamline, a Duramax swimsuit will not fit as many body types as a Streamline swimsuit.
Duramax is more chlorine resistance than Streamline, a Duramax swimsuit will last longer in the water than a Streamline swimsuit.
A Duramax and a Streamline swimsuit unlined may be transparent.
Duramax is a manufacture with recycle material.