Lace up and head out in supreme comfort. For the men's Glycerin GTS 21, Brooks added 2mm more super soft DNA LOFT v3 cushioning for extra plushness, while their innovative GuideRails support system keeps you comfortably in stride. Plus an updated, streamlined upper adds breathability.

• Cushion: Moderate
• Support: Stability
• Surface: Road
• Weight: 10.5 oz
• Heel to Toe Drop: 10 mm