Show off your love of all things underground music with this black Boiler Room facemask. It’s made using a comfortable nylon material and comes with adjustable, elasticated ear straps, while the broadcasting service’s circular logo is detailed at the front, too. 100% Nylon Woven Brand Tab Please note that this face mask is not suitable for use as personal protective equipment and END. cannot authenticate any claims of medical or protective benefits of its use. For hygiene reasons we are unable to accept returns of face masks.