6 • KN95 mask with tube hole as spare part fit the Airpro Mask.
Professional care for your respiratory health;
Using ultra-dense filter;
Effective filtering, soft without burr, No skin Irritation;
Broad Airpro unit is not included.
This KN95 Mask is not the OEM spare parts, this mask certificate for KN95 standard.
MASK DIY Video: https://www.youtube.com/watch?v=QFYaiSYHbr0
Please send us an email if have any question.