- Bladder system for ergon and nonergon hydration packs. Features: Robust material can stretch to 8times its normal size without splitting large opening allows easy filling andcleaning 90 degree angled bite valve preventhose kinks. 3 litre
- Bladder system for ergon and nonergon hydration packs. Features: Robust material can stretch to 8times its normal size without splitting large opening allows easy filling andcleaning 90 degree angled bite valve preventhose kinks. 3 litre