Brooks - Glycerin GTS 21 - Large - Femme Width:D (Wide) The acronym UD refers to

The acronym UD refers to a unidirectional arrangement of carbon fibers which

Résistant à l’eau grâce au revêtement PU (Sans PFC)

Ideal for temperatures between -5C and -10C

an undeniable advantage in difficult terrain and at altitude

* Compatible with IFP plates

Brooks - Glycerin GTS 21 - Large - Femme Width:D (Wide) The acronym UD refers toThe Glycerin 21 offers maximum comfort in this new version, with 2mm of additional nitrogen infused DNA LOFT v3 foam compared to the previous one. The new upper allows for improved ventilation and support for the shoe. The Glycerin 21 is undoubtedly a perfect model for the runner looking for cushioning that will support them through many kilometers. The GTS version of the Glycerin 21 is enhanced with Guiderails support technology that helps control