Nalgene wide mouth liter (complete with BPA) and a capCap, with an Olicamp cup at the bottom of the water bottle pocket of my Jumbo. I've also got a water bottle carrier clipped to the passenger seat of my truck that has Gatorade bottle with a twist and sip top- much easier to use if driving.
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-IronRaven

When a man dare not speak without malice for fear of giving insult, that is when truth starts to die. Truth is the truest freedom.