Twin's hand compartment seem to be smaller than King's from personal experience. Fairtex is by far the largest. No idea about Boon though.
Romero Cavalcanti > Leozinho Vieira > Toshiyuki Wado > Takizawa Keisuke > Me
Until Mayweather & Pacquiao fights each other (1.17.2012)
When I grow up, I want to be just like Cris Cyborg