Ear plugs for noise reduction; Ear plugs for sleeping; Ear plugs for swimming; Heating pads for medical purposes; Heating pads, electric, for medical purposes; Massage chairs with built-in electric massage apparatus; Acupressure pillows; Air pillows for medical purposes; Dental devices for the treatment of obstructive sleep apnea; Elastic bands that are a component of therapeutic mouthpieces for the prevention of snoring; Electric automatic moist heating pad for medical purposes; Electronic l...