Even during downtime, ISS astronauts always have reminders of their crucial work. Their sleeping pods have laptops in them, and even the space in the serene Cupola does double duty. It's also the primary control station for the station's robotic arm, Canadarm2.
Astronauts, including these two from NASA, tend to experience deteriorating vision in space, so regular eye exams are part of the routine. These two are performing the exams inside the ISS Destiny Laboratory.
Clothes, such as the socks worn by this ISS crew member, get dirty just like they do on Earth. But there's no laundry system on the ISS; instead, crew members eject the dirty clothes, which are incinerated in Earth's atmosphere.