[Solved] I am not able to find this part.

[Philippe Hurbain]

This is Scala baby bottle https://www.bricklink.com/v2/catalog/cat...P=6206#T=C
It is not (yet) in LDraw library but a raw version exists here (LDD source)
http://www.digital-bricks.de/en/file.php?part=15367
I'll try to clean it up soon...