GLYCERIN 21
Get carried away in the new Glycerin 21, the perfect blend of responsiveness and lightweight comfort, now with even more nitrogen-infused DNA LOFT v3 cushioning than before. And you can choose your Support level and your fit.
Support levels- Neutral: Glycerin 21, OR Support: Glycerin GTS 21 with GuideRails support.
Fit options- Classic fit: accommodating and flexible, OR StealthFit: an adaptable fit that moulds to your foot.
Features
- Supreme softness
- Improved fit
- Smooth, stable transitions