Mouth-to-mouth resuscitation mask

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Combination of rescue breathing and chest compressions delivered to Victims thought to be in cardiac arrest when cardiac arrest occurs, The heart stops pumping blood. CPR can support a small amount of blood flow to the heart and brain to “buy time ”until normal heart function is restored. Contents:foldable cushion mask with oxygen port, one-way valve ,With pp box,box color has:orange, blue,green, yellow,white