Accurate Tracking For Every Ride
Easily see your fitness improve with every training session. The Threo cycling heart rate monitor helps you push further each session. Enjoy constant feedback for a healthier lifestyle. Gain confidence and hit your goals faster.
Precise Readings
Instantly check your effort with reliable real-time data. Stay safe by knowing exactly when to slow down or speed up.


All-Day Comfort
Soft strap feels gentle and light against your skin. Focus fully on cycling without any distractions or irritation.
Universal Connectivity
Seamlessly pairs with phones, watches, and bike computers. Switch activities without losing important tracking information.

















Ella M.
Super soft band! I wear it during long rides and forget I even put it on. The real-time updates keep me pushing harder.
Jeremy B.
This chest strap is comfy and gives spot heart rate readings every ride. Love how easy it connects to my phone. Highly recommend.
Lucas T.
It’s simple to use, connects instantly to my watch, and I love being able to track my progress so clearly.
Hannah G.
Been cycling with this all month and my stats are always accurate. The band stays in place and I don’t even notice it’s there.
Ruby J.
Every time I hop on my bike, I can check my heart instantly. It’s also easy to switch it to another device if I need!
Max C.
I love how durable it feels. I use it in both sun and rain and it never quits. Fits well and easy to wash too.
Kevin A.
Couldn’t be happier. The strap feels invisible under my jersey and records my heart rate every second I ride.
Zara W.
So simple but way better than I expected. I see my heart rate on the app instantly and it never loses connection!
Lucas D.
Super reliable for tracking my heart when I’m cycling, plus I never have to worry about charging it for many rides.
Ben M.
Works well and stays comfortable, easy to set up.