Runners who appreciate extra cushioning and seek added support from the GuideRails holistic support system will love the Glycerin GTS 21, with the added bonus of being granted the APMA Seal of Acceptance. A successor to the Brooks Glycerin GTS 20.
The Glycerin GTS 21 is an upgraded supportive version of the Glycerin 20, featuring the innovative GuideRails holistic support system to keep your body in its natural motion path and prevent excess movement. Suitable for various activities such as road running, cross training, or gym workouts.
Experience an improved fit with the plush feel of an internal stretch bootie and a flexible, breathable warp knit upper that surrounds your foot and moves with your stride.
Designed for runners who crave soft cushioning, the Glycerin GTS 21 offers supreme comfort with nitrogen-infused DNA LOFT v3 cushioning that is lightweight, responsive, and durable.
The broad platform of the Glycerin GTS 21 promotes smooth heel-to-toe transitions, stabilizing your foot for a soft and stable on-the-run experience.