Newsletter

The Field Dispatch

One email a month for people who build their own packs. No deal blasts, no sponsored picks — the same checked numbers the site runs on.

• New on record — gear newly verified in the register, with the weight and list price we can source, and who should skip it.
• One field bulletin — the physics behind a decision: R-value, condensation, fill power.
• One pack-building note — where the easy weight is, worked through in the Pack Weight Calculator.

Past issues

1. #1 · September 13, 2026

   The R-value trap, and three specs worth trusting

   Why a warm bag on a summer pad still sleeps cold, three newly verified pieces of gear (Z Lite Sol, Sea to Summit Camp SI, Katadyn BeFree), and the easiest half-pound in your pack.