THIS MEN’S SHOE SERVES: The Glycerin Stealthfit GTS 21 targets runners seeking supreme softness, versatile design, and additional support from the GuideRails holistic support system. This Brooks Glycerin Stealthfit GTS 21 has earned the APMA Seal of Acceptance. Previous model: Brooks Glycerin Stealthfit GTS 20.
SUPREME COMFORT: Now featuring enhanced nitrogen-infused DNA LOFT v3 cushioning that is soft, responsive, and long-lasting for optimal comfort.
EXCELLENT SUPPORT: The Glycerin Stealthfit GTS 21 offers superior support compared to the Glycerin Stealthfit 20. The GuideRails holistic support system guides your body's natural motion while reducing excess movement.
CUSTOMIZED FIT: Updated flat knit upper Stealthfit construction combines stretch and compression for a snug fit that offers structure, breathability, and conforms to your foot's movements.
VENTILATION: Flat Knit upper provides a seamless fit for maximum breathability, keeping your feet cool and comfortable.