Brand: Hydro Flask
- Newly produced Hydro Flasks do not feature a registered trademark symbol next to the logo
- Revolutionary Cold Flow system keeps 3-liters of water cold for over 4 hours
- Durable coated waterproof fabric with taped seams and coated zippers helps keep moisture out
- HydraPak Blaster Bite Valve self-seals after each sip; features a twist on/off bar to prevent leaks
- Lifetime warranty
Details: Hydro Flask Journey Series Insulated Hydration Packs offer the revolutionary insulation you expect from Hydro Flask, with our Cold Flow system that keeps water cold for over 4 hours. The HydraPak IsoBound 3 liter insulated reservoir and neoprene sleeve with reflective lining maintain cold water temperature, while the articulated back panel lets air flow between you and your water pack to prevent body heat transfer. Take this as a hiking backpack, or a concert hydration station, whatever your needs are. Our Hydration Pack is the perfect size for when you want to stay cool on your favorite ride, with enough capacity for adventure essentials. This Hydro Flask product is backed by a manufacturer’s lifetime warranty.