Metallic prints are awesome! I've only ordered them a couple times but they really make photos with a lot of saturated colors pop even more. Hopefully you will be able to see the difference in my video.
Here is how Miller's website describes them...
Metallic Paper (pearlescent finish)
Kodak Endura Metallic Paper features a unique pearlescent surface with ultra-bright backgrounds.
- Uses a patented combination of film and laminate layers resulting in striking three-dimensional images. It offers natural- looking flesh tones, sharp details, and beautifully-saturated colors.
- Resistant to tearing and curling without any additional lamination.
- Standard Archival Value of 100 years in home display; 200 years in dark storage.