KingKung Technology Group Co.,ltd
KingKung-One Stop Solution for Shoe Making!
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Waterproof & Breathable Valve – The Smart Way to Stay Dry and Comfortable
What Is It?.
A waterproof and breathable valve is a tiny but mighty piece of engineering designed to solve a big problem: keeping moisture out while letting air flow in. Think of it as a "smart door" for your gear—whether it's a rain jacket, hiking boot, or high-tech backpack. It blocks water (like rain or splashes) but allows sweat vapor to escape, so you stay dry from both the outside and the inside.
Ever been stuck in a downpour with a "waterproof" jacket that turned into a sauna? Or worn boots that kept rain out but left your feet sweaty? Traditional waterproof materials often trap heat and humidity, making you feel clammy. This valve fixes that by:
Blocking water (even in heavy rain or snow).
Releasing sweat vapor (no more sticky, damp feeling).
Lightweight & silent (unlike noisy zippered vents).
100% Waterproof – Tested under hydrostatic pressure (e.g., 10,000mm+ rating).