The new Women's Brooks Glycerin 21 is designed to bring you unbeatable cushioning and support for running, walking or whatever your day brings! Now with extra goodies like the new RoadTack rubber that's environmentally friendly, with a recycled silica content. You can also rely on more durable and lightweight traction than ever before. If that wasn't enough, the additional 2mm of DNA LOFT v3 cushion delivers a super plush ride. Made with recycled materials equivalent to five plastic water bottles, you'll feel great with every step you take in your Glycerin 21. 

Now with more super-soft, nitrogen-infused DNA LOFT v3 cushioning that is optimized to be lightweight, responsive, and durable for plush comfort.

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

The broad platform stabilizes your foot and promotes smooth heel-to-toe transitions.

249g, 10mm drop