I'm a double alveolar approximate.

[ssdd3]

I have not posed to this for an extremely long time. And yet, there's something about webcomics relevant to my studies that inspire...

Phonological Dinosaur comics!!!

Thanks to Susana for the link.

I'm a double dental/alveolar/post alveolar approximate. This is why no one in in China can say my name. I go by 雷 there.