Specifications:Material:Medical fabricsColor:Blue greySize: About 65.5cm*11.7cmFeatures:100% brand new and high qualityEffective absorption of the ventilator to provide air qualityVentilator support,for fixing the mask to ensure better treatment,the patient's fixed maskFits for Philips ventilator mask useCharacteristic:breathable, absorbent,odorless, non-delamination

Instructions:

When wearing the headband of the four non-piercing the buckle into

the mask of the two perforated and two hooks will be worn on the head mask to adjust the hook on the elastic hanging, that is worn to complete, the user can rest assured that use.Notice:1.Without mask.2.Please allow 1-5mm error due to manual measurement.please make sure you do not mind before you bid.3.The colors may have different as the difference display,please understand.Package included:1 x Ventilator mask