
Lab quality Insights from a smart shirt
Tyme Wear is a smart shirt that helps personalize your training by assessing your metabolic profile from your breathing

97% as accurate as a performance lab
Tyme Wear’s Smart Shirt measures breathing as accurately as a metabolic cart to determine Aerobic & Anaerobic Thresholds and VO2max
Insights From the Field
Reach your optimal potential and avoid overtraining based on the most accurate view of your metabolic profile.


No more guesswork
The Tyme Wear™ app helps you test your fitness level, find ideal training zones and even get your performance potential for your next race.
What athletes are saying
Blog posts

Get real physiological insights
BUY NOW
Backed by Science
Our data is 97% as accurate as a performance lab.

Real-world conditions
Get the same accurate insights on a treadmill, track, or trail.

Avoid injuries & overtraining
Rely on real physiological data to measure effort & fatigue.