The rinse ritual

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Field Notes

The rinse ritual

The honest answer is that we do not know yet. We have three winters of data and a sample size in the low hundreds, which is enough to…

2 April 2026 2 min read By admin

The honest answer is that we do not know yet. We have three winters of data and a sample size in the low hundreds, which is enough to be confident about failure modes and not enough to be confident about anything else.

Most of what gets written about wetsuits is written to sell them. What follows is closer to a working note: what we tried, what we measured, and the places where the answer was less flattering than we would have liked.

Limestone neoprene has a denser cell wall than its petrochemical equivalent. In practice that means less water taken on, less weight carried, and a suit that stays closer to the temperature it started at.

In practice

Assembly happens in Ericeira, by hand, by people whose names are on the record inside the cuff. It is slower than the alternative and it is the reason the lead time is six weeks rather than six days.

Everything above is subject to revision. If a later batch tells us something different, it will appear here rather than quietly replacing what is written now.

Strive for perfection in everything you do. Take the best that exists and make it better.

Sir Frederick Henry Royce

When the thousandth unit ships, this closes. Not as a marketing device — the pattern, the tooling and the run were specified once, and extending them would mean building a different object and calling it the same name.

Filed under Field Notes. Sample content — replace before launch.

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