[ It's unique, and one could probably tell something about it's owner from the look of it. And Genos does look around, his face back to the neutral scowl, but... really, this place is cool. He's just trying to not look impressed. ]

Snowy landscape? That sounds extreme. I'm a combat cyborg not an ice-cream truck. [ A combat cyborg who wants to be more festive, to yeah, the criticism totally makes sense. Especially since he stops being huffy the moment he sees the pattern ]

Interesting geometry, and good color choice...

[ It's a sweater... ]