Why always Hulk’s short is there when al his other clothes get ripped apart ?

Why always Hulk's short is there when al his other clothes get ripped apart ?,The Incredible HULK, Movies, hulk games, clothes, Hollywood movies, Animation movies, fantasy movie , action movies,, Google comics, gags, Sinhala funny memes, Sri Lanakn Gags

Why always Hulk’s short is there when al his other clothes get ripped apart ?