High visibility hydration pack with fluorescent fabric and reflective tapes. The packs make sure you're seen, also in dark, rainy or foggy conditions. Your choice if you need just water and essentials.
Source's Rapid hydration pack offers variable storage space with its detachable pouch on top of two mesh-pockets for gels or energy bars and a zippered pocket fitting a mobile phone of any size offer storage for essentials.
Cylindrical shape requires no special mouth orientation. Unique mechanism delivers full flow with just a soft bite. Will not leak even under pressure or with prolonged use. Build-in bayonet style shut off.