The Brooks Adrenaline GTS 21 presents a new wave of stability technology. The reliable trainer features a GuideRails® holistic support system to reduce the risk of pronation, and ease stress on core ligaments when in motion. Ensuring you are comfortable, and supported to perform your best, Brooks have upgraded the DNA LOFT cushioning to now extend throughout the forefoot. This cushioning protection allows for smoother transitions by delivering a highly responsive ride, and plush feel underfoot. The GTS 21 is your new, go-to trainer for those seeking high level support and cushioning on their next run.



  • Arch: Average to Low - A footwear feature or technology that is located on the medial side (inner side) of the foot and shoe. It is designed to provide additional support by acting like a cradle that sits under the medial longitudinal arch to provide stability for a foot that tends to have a tendency to roll in (pronate).
  • DNA Loft Foam
  • Width Classification: Wide
  • Width: D
  • Surface: Road
  • 3D Fit Print Technology
  • Segmented Crash Pad
  • GuideRails® Holistic Support System
  • Engineered Air Mesh Upper
  • BioMoGo Midsole
  • Omega Flex Grooves


- Blown rubber outsole with Omega Flex Grooves for grip and flexibility.


- DNA Loft Foam spreads throughout the heel to forefoot to provide plush cushioning and responsiveness.


- Lightweight engineered mesh upper delivers a soft, yet breathable surrounding. Built with an updated 3D Fit Print for strategic stretch, durable structure, and reliable support.


- The GuideRail® Holistic Support System provides controlled movement to reduce stress off the knees.

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