# Outdooreer

> Outdoor gear specs, comparisons and field guides


## Posts

- [Waterproof ratings explained: what 10,000 mm really means](https://outdooreer.com/outdoor/jacket/waterproof-rating/): The millimeter figure on a jacket or tent tells you how much water pressure the fabric resisted in a lab. Here's how to read it, and what it leaves out.
- [3-season vs 4-season tents: what's actually different](https://outdooreer.com/outdoor/tent/difference-between-3-and-4-seasons-tent/): A 4-season tent isn't a 3-season tent that also works in summer. Here's how they're built differently and which one your trips call for.
- [How to carry water on a backpacking trip](https://outdooreer.com/outdoor/camping/how-do-you-carry-water-in-a-backpacking-trip/): Water is the heaviest thing you carry that you can't do without. How much to bring, what to carry it in, and how to make backcountry water safe.
- [Jacket breathability ratings: MVTR, RET and what to compare](https://outdooreer.com/outdoor/jacket/breathability-rating-jackets/): Breathability numbers come from different lab tests that don't line up. Here's how to read grams per square meter and RET, and when to ignore both.

## Pages

- [Privacy and cookie policy](https://outdooreer.com/privacy-policy/): This policy explains how personal data is handled when you visit outdooreer.com (the "Site").
- [Guides](https://outdooreer.com/outdoor/)
- [How we research gear](https://outdooreer.com/how-we-research/): Researched overview. Built from published information: the manufacturer's specifications, authorized retailer listings and technical documentation.
- [Outdooreer](https://outdooreer.com/): Outdooreer compares outdoor gear by the numbers that matter on the trail, and every number links back to where it came from.
- [Gear directory](https://outdooreer.com/gear/): Every product here has a spec sheet built from the manufacturer's published figures or an authorized retailer's listing, with the source and the date it was checked.
- [Contact](https://outdooreer.com/contact/): The quickest way to reach us is by email: .
- [Compare gear](https://outdooreer.com/compare/): Pick up to four products of the same type.
- [Brands](https://outdooreer.com/brands/): Brands appear here once at least one of their products has a verified spec sheet.
- [Affiliate disclosure](https://outdooreer.com/affiliate-disclosure/): Outdooreer is supported by readers. Some links on this site are paid links: if you click one and make a purchase, we may earn a commission from the retailer.
- [About Outdooreer](https://outdooreer.com/about-us/): Outdooreer is an independent website about outdoor gear for hiking, camping and backpacking. It's published by .


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