WOMEN'S SHOE PURPOSE: The Glycerin 21 is designed for runners who want extremely comfortable cushioning. The internal fit and transitions are soft and stable. This Brooks Glycerin 21 has been approved by the APMA.
NEUTRAL SUPPORT: Offers neutral support with maximum cushioning. Suitable for road running, cross training, the gym, or any other activity. Previous model: Glycerin 20. Look for the Brooks Glycerin GTS 21 for added support with the same style.
ULTIMATE SOFTNESS: Provides the highest level of softness using nitrogen-infused DNA Loft v3 cushioning. It is lightweight, responsive, and durable, ensuring plush comfort.
IMPROVED FIT: The bootie surrounding your foot has a plush feel and stretches to accommodate your stride. The new warp knit upper is breathable and provides a flexible fit while remaining soft against the foot.
SMOOTH, STABLE TRANSITIONS: The wide platform stabilizes the foot and enables seamless heel-to-toe transitions for a remarkably comfortable running experience.