The Speedfil™ SpeedSok keeps fluids cold in your Speedfil Hydration System. The neoprene sock fits securely for better insulation and to maintain aerodynamics.
- Keeps fluids cold
- Works when bottle is mounted to down tube or seat tube
|Compatibility||Speedfil Hydration System — Standard (with or without seat tube mount)|
|Manufacturer's Part #||sf0029-06_05_04|