Cleaning my Nokia Steel HR™ Use a lint-free cloth moistened with warm water to clean the glass and casing of your Nokia Steel HR™. Run the silicone band under warm water and rub it with hypoallergenic soap to clean it. Dry the silicone wristband with a soft cloth. Related articles Charging my Nokia Steel HR What's new with the product? Replacing the wristband How does the Nokia Steel HR measure your heart rate? Enabling notifications Didn't find what you need? Here's how to get in touch. Contact us Call us Customer Support ID (this number allows secure and easy account verification when communicating with our support team by phone): To view your Customer Support ID, please log in by clicking on 'login' at the top of the page. Hours of Operation: North America: Monday through Friday, 9 am - 10 pm Eastern Time (6 am - 7 pm Pacific Time).If you are unable to reach us by phone, please use the ‘Send us an email’ button to send an email instead.Disclaimer:Free call and assistance. Calls placed from outside of these locations may be subject to long distance fees. All phone calls may be monitored and/or recorded for quality purposes.