What exactly does "waterproof" mean? Waterproof fabric provides the highest level of protection from exterior moisture. From a technical perspective, a fabric is considered waterproof when it …

Nov 24, 2025 · Waterproof ratings explained. Learn what 5,000–20,000 mm means, how testing works, and which jacket rating you actually need for real rain and storms.

The terms waterproof, water-resistant, and water-repellent are often used interchangeably, but they have distinct meanings that are important to understand when choosing outdoor clothing.

Feb 21, 2025 · At its most basic, waterproof means something that keeps the water off you. Water resistant means you won’t immediately get wet, but if it really starts to rain, you will.

Do you want water-resistant or waterproof fabric? Learn the difference and choose the right type of fabric for your boat, gear, and outdoor projects.

May 28, 2021 · This guide will explain the difference so you’ll know which term to look for in clothing, building materials, or electronics. In general, waterproof connotes that a material is …

Waterproof – impenetrable materials and construction simply won’t allow water in, meaning it can stand up to a LOT of rain. Waterproof-breathable fabric also works to reduce that clammy …

The meaning of WATERPROOF is impervious to water; especially : covered or treated with a material (such as a solution of rubber) to prevent permeation by water.

In this guide, we’ll tell you what waterproof, water-resistant, and water-repellent really mean, what those hydrostatic head numbers really mean, and what to watch out for when upgrading your …

Find out what makes GORE-TEX and other rainwear technologies tick. Learn exactly what water resistant, waterproof and breathable mean.