Glycerin 21 Shoe Size:12.5 designed to bring an element

designed to bring an element of fun back into your run

even when you get tired

New and improved foam on the midsole provides a soft and comfortable feel as you log your miles

General Knee Pain (including minor soft tissue tears/strains/patellar pain or tracking issues)

Glycerin 21 Shoe Size:12.5 designed to bring an elementIf you're looking for supreme softness and ultimate comfort, the men's neutral Glycerin 21 running shoe provides an ultra plush ride thanks to even more soft DNA LOFT v3 cushioning than before, plus a new, more streamlined upper that delivers structure and breathability. Best for Supreme softness Comfortable fit Smooth and stable transitions Road running Product Details: Supreme softness Improved fit Smooth, stable transitions Super softness with