Glycerin 23- Men D (standard width) Brand_Brooks 9% of the human population

9% of the human population will never need

while nitrogen-infused DNA FLASH v2 foam provides lightweight cushioning and TrailAdapt technology delivers strategic flexibility on obstacles

weight and speed

The TRABUCO MAX 5 shoe features advanced grip and comfort properties that help you soar through the trails with confidence

Rear Stack: 39 mm (or 40 mm industry standard)

Glycerin 23- Men D (standard width) Brand_Brooks 9% of the human populationShoe Science says about Glycerin 23 We use the shoes in easy runs and recovery runs for runners seeking stability Road everyday trainer recovery Rotation Cascadia (Trail) Forward transition 5 10 Dynamic stability 7 10 Dynamic cushioning 7 10 Many shoes will have a very similar profile yet perform differently for different people. We recommend an in store fitting for a new style and online for the 'tried and true'. Brooks key stats Width D is standard