TARGET AUDIENCE: Runners seeking maximum cushioning and additional support from our GuideRails holistic support system will appreciate the Glycerin GTS 21. It has earned the APMA Seal of Acceptance and is the successor to the Brooks Glycerin GTS 20.
EXCELLENT SUPPORT: The Glycerin GTS 21 provides enhanced support compared to the Glycerin 20, thanks to the innovative GuideRails holistic support system that helps maintain natural motion and control excess movement. Suitable for road running, cross training, the gym, or any other activity.
LUXURIOUS FIT: Enjoy the luxurious feel of the stretch bootie surrounding your foot, which moves and expands with each stride. The breathable warp knit upper ensures a flexible, comfortable fit that remains gentle on the foot.
UNPARALLELED COMFORT: Designed for runners craving soft, cushioned comfort, the Glycerin GTS 21 offers nitrogen-infused DNA LOFT v3 cushioning for a lightweight, responsive, and long-lasting plush experience.
SEAMLESS TRANSITIONS: The generous platform of the Glycerin GTS 21 stabilizes the foot and encourages smooth heel-to-toe transitions, providing an incredibly comfortable running experience.