Ordered before 1:00PM, same day shipping
SALE - Up to 29% off 3D-PUZZLE - only while stocks last
Subscribe to our newsletter and get 5€ off for your next purchase in our store.
Free shipping over 100€ (EU)
Buy now, pay later
Free technical Support
DIN EN ISO 9001:2015 certified
In-ear heart rate measurements instead of limiting strap around the chest? Cosinuss' innovative in-ear fitness tracker combines high measurement accuracy of vital parameters with ergonomics and comfort. Connect sports watches, bike computers and fitness apps seamlessly and track all health data during sports with cosinuss.
Choose tax zone / country of delivery