Sweat itself is odorless, but it creates the environment that bacteria need to multiply and some of these bacteria produce odors. Filium® stops the growth of odor-causing bacteria. So although Zenkai apparel leaves a thin layer of sweat on the skin it's the best anti-odor technology on the market.

Filium technology is designed to leave a thin layer of sweat on the skin. This allows your body to more efficiently thermoregulate just like it has done for thousands of years. It's a difference that you can feel.

Because your body is able to thermoregulate more efficiently you'll be saving tons of energy. This means you'll have more energy for the task at hand whether it be crushing a workout or winning the NCAA National Championship.