35.5 36 36.5 37.5 38 38.5 39 40 40.5 41 42 42.5 43 44 44.5 45 45.5 46 46.5 47.5 48.5 49.5

Men
Women

Adrenaline GTS
Brooks Adrenaline GTS
Brooks Adrenaline GTS 24 Gore-Tex
Brooks Adrenaline GTS 24 Weatherized
Brooks Adrenaline GTS 25

Ecological
Gore-Tex
Wide

Intensive (more than twice a week)
Regular (once or twice a week)

Over 85kg
Under 65kg
Under 75kg
Under 85kg