PORTABILITY: Lightweight and compact size, very easy to carry for business and travel. EASY TO WEAR: Just place the oxygen tubing on the oxygen ear protectors,then close the velcro and move it to your proper position. The cannula wrap adopt a hoop and loop design, with super soft velcro inside to make wearing more comfortable. SOFT EAR AND CHEEK PROTECTOR:The Nasal Cannula protection cushions are designed for the people away from ear and face pain caused by carrying oxygen tubing. Also can prevent redmarks on the face when you sleeping with oxygen cannulas. SKIN-FRIENDLY FABRIC: The face cushions for oxygen tube are made of soft and comfortable polar fleece fabric, it can prevent the indentation of the oxygen cannula supplies on the face, and can also play a role in absorbing sweat. AFFORDABLE PACKAGE:The nasal cannula ear protectors size 3.5*1.5 inches, perfect fit all standard width oxygen tubing. Package contains 24 pieces (12 pairs) of cannula cover, enough for use and replacement, suitable for elderly and children, oxygen users. Polar Fleece.