Men's Glycerin 23 Size:11.5 as well as waterproofing around

as well as waterproofing around the entire perimeter of the sole

Integrated GuideRails™ technology supports your body’s natural motion path

helping athletes to prepare for their upcoming races with confidence

The men's Birkenstock Boston Soft Footbed clogs still conform to your foot shape like you'd expect but have a layer of foam for more comfort

5% Spandex

Men's Glycerin 23 Size:11.5 as well as waterproofing aroundBuilt to help you savor every mile, this shoe brings even more DNA TUNED cushioning through zonal nitrogen infusion that creates plush landings and electric toe offs. With 2 mm of additional cushioning in the forefoot and a wide, stable platform, the Glycerin 23 lets you focus on what mattersthe rhythm of your breath, the strength in your legs and the pure satisfaction of putting one foot in front of the other. Details: Upper: The enhanced triple