The face and the eyes mostly and not having too much body hair. Being in shape of course and as for during sex as a mainly top, I like to know the bottom is enjoying sex with me. I have even lost my hard on sometimes when I can see signs that sex is just for my pleasure. Maybe that an ego thing
I seem to be attracted to guys who are exotic, or physically different than me, such as Asians or Latinos. Even more so if they are physically petite and sexually submissive. I also think accents are rather sexy.
As a visual prompt, the image of my hands sliding his underpants down to reveal a firm, tight pair of cheeks.