Abstract: A method of preventing ear abrasion resulting from wearing oxygen masks and an oxygen mask and strap for use therefor, are disclosed. The method uses a strap that has a crown member and two side straps extending from the crown member. When the crown member engages the crown of a person's head, each side strap extends between the crown member and an attachment point on the oxygen mask along a path that is spaced in front of and above the ear. The strap is preferably made of a resilient material such as elastic. In one embodiment, the crown member has an upper and lower crown strap, which in another embodiment are connected by a transverse crown strap. In another aspect the invention is an oxygen mask and strap.