The CPR Micromask™️ is specifically designed to set the standard in the industry. It features a positive, one-way, non-rebreathing valve with a large opening to reduce restrictive rescue breathing, and it is made of materials that remain flexible over a wide range of temperatures, allowing it to conform to facial contours and provide an outstanding seal,even under extreme conditions. It maybe used on adults, children and infants. The CPR Micromask is reusablewith a single use disposable one-way valve. It comes in a durable navy nylon belt pouch with a pair of nitrile gloves.