[Hieya]

Looking for with 300$ budget :

Comfort(wear without noticing)
Bass(the more they shake the better)
Sound Isolation/ Little Leakage
Thin Design (public us)

-Thank you for any recommendations

 

[DryHopped]

V-MODA M100. Might have to get the XL ear cups depending on your ear size.

 

[Music Alchemist]

The JVC HA-SZ2000 is ranked #1 here: http://www.head-fi.org/t/716711/the-best-bass-headphones-are-the-extreme-bass-club
 
...However, it's not thin and is kinda heavy...but that thread is a great resource.

 

[JoeDoe]

1. Vmoda M100
 
2. Denon D2000
 
3. JVC HA-SZ2000