
SERIOUSLY RELAXING
Clothing with 37.5® Technology helps keep you warm when you’re cold, helps cool you down when you’re hot, and removes sweat so you’re comfortable all day long.
About 37.5®
Technology
At work
Active particles permanently embedded at the fiber level capture and release moisture vapor to prevent liquid sweat from forming and help cool you down when you’re hot. The same active particles trap energy to warm you up when you’re cold.