Cloth CPAP Mask by Circadiance For patients with obstructive sleep apnea , CPAP is the gold standard treatment. Most CPAP masks are made of plastic which is fine for the majority of patients. However, for a minority, the plastic itself seems to cause sino-nasal problems due to mucosal irritation from the plastic "fumes" or skin irritation from the plastic sitting against the skin. For those suffering from sino-nasal congestion with CPAP use, trying steroid nasal sprays as well…