1. Mask: anti-fog, wide-view full-face mask, soft silicone material fits different face shapes, food-grade silicone nose and mouth mask, soft touch.

2. Pressure reducer: pure copper design, stable and safe pressure output;

3. Gas pipe: high-strength gas pipeline, outer spring to enhance toughness;

4. Shell: modified high-strength ABS plastic one-piece injection molding, pressure-resistant and strong;

5. Gas cylinder: in line with GB28053 standards, more than ten layers of carbon fiber winding is safe and reliable;

6. Airbag: adopts new high-frequency heat sealing technology, with higher bonding strength and safety.