Respironics cpap mask(FM-01) 1.Made of silicone,plastic material 2.Easy to wear and remove 3.Good seal,less oxygen leakage Respironics cpap mask(FM-01L/M/S)(FDA,CE Mark approved)1.This respironics cpap masks is made of good,eco-friendly,nontoxic silicone,plastic material2.It's easy to wear and remove with the headgear3.It can well provide the oxygen to the patients who have sleep apnea problem ...