MEN'S GLYCERIN GTS 23 Size:12.5 When using a Running Dynamics

When using a Running Dynamics Pod or HRM-Pro monitor

Inspired by Nathan racing vest

Underfoot rubber for unmatched traction and stable base

Won't slip or bounce when vogueing down the catwalk or the sidewalk

MEN'S GLYCERIN GTS 23 Size:12.5 When using a Running DynamicsAt A Glance: 2 mm more foam in the forefoot GuideRails support that doesn't feel restrictive Smooth, controlled ride for weekly mileage Product Highlights: Built for runners who want soft cushioning without sacrificing stability, the Glycerin GTS 23 combines DNA TUNED foam with Brooks' GuideRails support system. The nitrogen infused midsole adds 2 mm more foam in the forefoot, blending plush landings with energetic toe offs. The trademark GuideRails