La Sportiva 500ml Flask - Ideal size for hydration vest, belt or pack pockets
- Soft material conforms to any pocket for comfortable carrying
- Flexible design shrinks as you drink reducing movement & packs away easily when empty
- Leak proof threaded design - 42mm opening for easy filling and ice
- 100% BPA & PVC free
- Wide temperature range - can be frozen - max temp 80 degrees