These shoes were a gift but unfortunately the size is too big for me.
They are 9.5US/8.5UK/42+2/3EU.

Description
The mountains are at your feet with this lightweight, cutting-edge hiking shoe. A literal spring in your step, Mammut Flextron®technology uses a spring-steel sole to provide effective shock absorption, energy transfer, and stability to keep your energy up and support your natural stride. A Vibram outersole provides reliable grip and a trusted GORE-TEX membrane keeps you protected from adverse weather. All this in an anatomically tailored design for a comfortable, precise fit. The Ducan collection – a classic for a reason.