Introduction: Behind the seemingly simple exterior of a rain jacket lies a sophisticated science of waterproof fabrics. In this blog, we’ll delve into the different materials used in rain jackets, exploring their unique properties and how they keep you dry in the wettest conditions.
- Gore-Tex: The Gold Standard Gore-Tex is a renowned waterproof fabric known for its exceptional performance. It consists of a microporous membrane that contains pores smaller than water droplets but larger than water vapor molecules. This allows perspiration to escape while preventing rain from entering, keeping you dry and comfortable.
- eVent: Maximum Breathability eVent is another highly breathable fabric that uses a Direct Venting™ technology. Its unique structure allows air to pass through freely, promoting superior breathability even during intense activities. eVent rain jackets are ideal for active pursuits where staying dry and comfortable is essential.
- PU Coated Fabrics: Affordable Waterproofing Polyurethane (PU) coated fabrics offer an economical waterproofing solution. A layer of PU is applied to the fabric’s inner surface, creating a waterproof barrier. While not as breathable as Gore-Tex or eVent, PU-coated rain jackets are cost-effective and suitable for casual use.
- DWR Finish: Enhancing Water Repellency Durable Water Repellent (DWR) finish is often applied to the outer surface of rain jackets. It doesn’t make the fabric waterproof, but it enhances water repellency, causing water to bead up and roll off the surface. DWR-treated jackets are a great choice for light rain or as an extra layer of protection.
- Nylon and Polyester: Common Rain Jacket Fabrics Nylon and polyester are the primary materials used in rain jackets due to their durability and light weight. They serve as a base for various waterproof coatings, making them versatile and widely used in the production of rain jackets.
Conclusion: Understanding the science behind waterproof fabrics can help you make an informed decision when choosing a rain jacket. Whether you opt for the premium performance of Gore-Tex or the budget-friendly PU-coated fabrics, each material offers unique benefits to keep you dry and comfortable during rainy days.