bossgoo服务/售后/程序多重升级

For Breathing Tube as Breathing Mask Hose, our model VC1-L-PU Stretch, VC1-Stretch, KD-PU Stretch, K1H-L-PU are available.

VC1-L-PU Stretch and VC1-Stretch are similar but VC1-L-PU is lighter.