|Dark Blue Fantastic Lycra Spandex 4 Costume|
And this was what I have got before, which is also by lycra. It's not bad, just the color's not very right for me. If for general fun it's ok. That's why I dropped this idea.
|Bright Blue and Black Fantastic Four Lycra Zentai Suit|
There's also another version tailored by shiny metallic material, and it should be good choice for show and parties. Attached here for your reference.
|Fantastic 4 Shiny Metallic Bodysuits $36.99|