... ,180,000 pcs / month. 2.The CPR mask with one-way valve which can prevent 99% of virues. 3.FDA&CE ... (Resuscitation Mask,Cpr Barrier)Description: ♥ The CPR mask with one-way valve which prevents 99% of virues and bateria that caused ... / ctn, ctn meas.:65x35x26cm, GW / NW: 12KG/11KG Promotion One-way CPR mask