We are authorized dealers for Philips Respironics and ResMed. We carry a range of Philips Respironics and ResMed C-PAP and Bi-Pap machines and the masks for use with your C-PAP, and Bi-PAP machines for all types of face shapes and sizes. Please call the store at 626-282-2200 for further details. We recommend coming in to the store for proper fittings of the marks to prevent leakage.