The T11 category is for athletes with a visual impairment.

A T11 athlete may be entirely without sight, or be able to perceive light, but have no ability to see the shape of a hand at any distance.

T11 athletes commonly run with guides.

The Athletics at the 2016 Summer Paralympics – Men's 400 metres T11 event at the 2016 Paralympic Games took place on 16–17 September 2016, at the Estádio Olímpico João Havelange.

17:36 16 September 2016:[1] 17:42 16 September 2016:[1] 17:48 16 September 2016:[1] 18:49 17 September 2016:[2]