Chapter 1
The battle against sweat and moisture
Chapter 2
Staying dry in the heaviest storms
Chapter 3
Keeping cool with space-age science
Chapter 4
Borrowing high-tech secrets from nature
Chapter 5
Squeezing out speed and aerodynamics
YOUR GOAL
Master of The secret science of the clothes you sweat in
Ch 2 · Staying dry in the heaviest storms
adidas Stormproof Performance Fabrics
Billions of microscopic pores block the heavy rain but let your steam escape
adidas Spherical water droplets slide off the glowing surface of a treated outdoor jacket
Fun Fact
Tiny pores: A Gore-Tex membrane has over nine billion pores per square inch, each far too small for liquid water but huge for vapor.
Glossary
membrane (noun)
A thin, pliable sheet or layer of material that acts as a barrier or boundary. In 1969, Bob Gore invented a microporous ePTFE membrane, revolutionizing outerwear engineered to repel torrential downpours.
A thin, pliable sheet or layer of material that acts as a barrier or boundary. In 1969, Bob Gore invented a microporous ePTFE membrane, revolutionizing outerwear engineered to repel torrential downpours.
Quiz
What alternative material is increasingly used in modern eco-friendly waterproof coatings?
Quiz
How many microscopic pores are found in a single square inch of a Gore-Tex membrane?
Quiz
A single pore in a waterproof membrane is how many times smaller than a water droplet?
Quiz
Why do manufacturers apply thermoplastic tape under high heat to the seams of waterproof jackets?
Quiz
What physical effect does a DWR coating increase on a jacket's surface to repel water?