易彤破壁机售后电话如何

　　If you want to observe underwater or cylindrical，Mask can bring you a clearer vision：

　　vision

　　Single window mirror allows you to have a very clear vision。 Test your vision when you try。

　　comfort

　　The comfort and adaptability of the mask depends on its skirt，This is why100％Decathlon mask using a silicone skirt。 You can consider adding a neoprene mask with a mat，Special recommendation to long hair users and children。

　　volume

　　The internal volume 易彤破壁机漏水维修 of the mask should be smaller when diving。Double window mirror is usually less than single window mirror。

　　易彤破壁机官网

　　Close->Breathe->Relax

　　Do not strand。

　　Inspiration through the nose，Then hold the breath

　　Stand breathing，If the 易彤破壁机不转 rear view mirror position remains unchanged，So size is correct。