Features： 1、UNIVERSAL FIT: Breathing machine connecting hose for BMC has a universal fit, making it compatible with various breathing machines and face shields. 2、HIGH FLEXIBILITY: The flexibility of this hose allows for easy movement around pillows and beds without causing shield leakage, ensuring proper sleep therapy. 3、THREADED HOSE: Breathing machine hose adopted threaded design, with smoothing interior, which can make the machine work better. 4、PREVENT LEAKAGE: Breathing machine hose ensures consistent pressure transfer and prevents the buildup of moisture and gunk, providing a quieter and smoother breathing experience. 5、REQUIRED 15MM: Breathing machine hose has a 15mm diameter, which is required for optimal connection to most breathing machines. Specification： Item Type: Breathing Machine Hose Material: ABS Length: Approx. 1.8m / 5.9ft Diameter: Approx. 1.5cm / 0.6in Function: Original accessories for BMC breathing machine, send the air output of the ventilator to the patient Package List： 1 x Breathing Machine Hose