Customer service

If you need help or assistance in applying the degree°, please contact our customer service with a detailed description of...

If you purchase a new product you have a 24 months warranty of defects in case the product was defective...

Cosinuss GmbH can only offer these services for products sold directly by cosinuss° or by salespersons authorized by cosinuss°. If...

For questions about health and for medical advice, please always consult your doctor. Cosinuss GmbH does not make any medical...