30 day money-back guarantee
If you’re not happy with your Noctura 400 sleep mask for any reason, you can ask to return it within 30 days and receive a full refund.
The only terms and conditions are that:
Returning your device is easy - simply email enquiries@polyphotonix.com to request a refund.
Make sure your email contains the following information;
Then arrange postage of the device back to PolyPhotonix Medical Ltd, NETPark, Sedgefield, County Durham, TS21 3FG, UK, using your chosen tracked or recorded delivery service.
Purchased masks are backed with a manufacturer warranty. If you suspect any issues with your mask, please visit our Warranty page for detailed warranty information and support.