The Sensor

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Say goodbye to clunky wearables. Our lightweight Sensor is a small but mighty fitness tracker that’s designed to blend into your SmartWear™. We worked closely with high-performance athletes to develop our one-of-a-kind Sensor, to make sure it delivers the most accurate personalised insights into your fitness performance so you can connect with your body like never before.
Order before 2pm for next day delivery

Lifetime Prevayl App membership included


30 day free trial with Fiit. Access 100+ killer workouts with world-class trainers.

Prevayl Sensor

  • Clinical-grade ECG
  • 1,000 data points processed per second
  • Small and lightweight
  • Battery life of up to 10 days

Care information:

  • Remove from garment before wash

Standard delivery

  • Free on all orders
  • Guaranteed delivery within 2-4 working days from dispatch
  • Order before 2pm Monday-Friday for same day dispatch


  • Delivery to some remote postcodes will not be eligible for next day delivery and will automatically be placed on standard. To find out if your postcode is considered “remote” please click here.


Once your order has been dispatched from our warehouse facility you will receive an email from Yodel with your tracking number and a link to track your order. From this link you will be able to make any necessary rescheduling. You will also be able to supply a “safe place”. Please note, if you provide the courier with a “safe place” Prevayl cannot take responsibility for parcel damages or losses.

If you are unable to find your tracking email, it may have found its way into spam/junk. If you have checked here and are still unable to locate this, please get in contact here.