Slater
Headphoneus Supremus
does that (the grill side) enters the ears sideways? looks uncomfortable..
I used to jam the original Apple earbuds in my ears "sideways". It sounded a lot better because it was firing into the ear canal, instead of 90 degrees like earbuds are usually worn.
Also, I'm sure that Sony model comes with foams. But probably, like most manufacturers, they take photos of earbuds without foam covers for some reason (they probably think it 'looks cooler' or some such guff). I don't know anyone that wears earbuds without foam covers, yet manufacturers keep doing it for some reason (like this):