Vitals have been stable since 0700. Yours have been a mess since the second cup. You needed a third by 0930, a fourth by 1245, and now you’re on a tumbler-and-a-half level of hydration with another six hours to go.
The math holds. The bladder situation does not.
20oz stainless steel. Vacuum-insulated. Made for back-to-back doubles.
