SUPREME COMFORT.

The Glycerin 21 has more super-soft, nitrogen-infused DNA LOFT v3 cushioning optimized to be lightweight, responsive, and durable for plush comfort.  The improved upper has more accommodating flex and the reformulated traction is unparalleled on the road. 

UPPER

• New, engineered warp knit is breathable and allows for a flexible, accommodating fit while staying soft against your foot.

MIDSOLE

• Additional 2 mm of DNA LOFT v3 midsole for a plush ride.
  
• The broad platform stabilizes your foot and promotes smooth heel-to-toe transitions.

OUTSOLE

• New RoadTack rubber includes recycled silica and is lightweight and durable.

HEEL TOE DROP: 10 mm (28-18)

WEIGHT:  278 g |  9.8 oz