70186 Adult：
- 22mm ID
- Material：PE for fitting, PE+EVA for corrugate tubing, latex for breathing bag, ABS, PP, PS for APL valve
- 1.8M breathing Circuits w/2L latex bag and APL valve Max 60cmH2O
70187 Child：
- 15mm ID
- Material：PE for fitting, PE+EVA for corrugate tubing, latex for breathing bag, ABS, PP, PS for APL valve
- 1.8M breathing Circuits w/0.5L latex bag and APL valve Max 40cmH2O
