Product introduction：

1.Specially designed vent to reduce turbulence and noise.
2.Super soft dual-layer cushion for protecting facial skin and comfort.
3.Adjustable forehead support provides excellent fit and stability.
4.Transparent and lightweight dome for easy observation.
5.Easily dismounting and cleaning.

Size：M/S,M,L
Type：Nasal Mask PVC/Silicone;Full Face Mask PVC/silicone