Frequently Asked Questions

How To Wear Gill™ Mask


1. How much is the shipping rate?

The shipping rate varies by country and by the size and weight of the package. The shipping rate will be reflected when you check-out in the cart. We have warehouses in the United States of America, United Kingdom, Singapore and Switzerland and local shipping rates are reflected accordingly. 


2. Do you ship internationally?

Yes, we are able to ship Gill™ products internationally. You can place your order here.


Return and Refunds

1. How do I refund or exchange an order I’ve made?

To qualify for refund or return, the item must be in the original packing, unopened and unused due to hygiene concern. Items must be returned within 14 days upon receipt. Please contact us at with your order number to facilitate the refund or return. 

To learn more about the refund or return, read here.


2. I received a faulty/damaged item(s), what should I do?

If the item arrives damaged or faulty, please contact us at Please send us your order number and picture of the damaged items for our assessment. 


Gill™ Mask

1. How is Gill™ Mask different from other masks?

Gill™ Mask allows user to place any filters (surgical face mask, 3-ply, etc) within the mask. User can place the filters within the cartridge, cut them out and place it back into the mask. Alternatively, we provide high quality pre-cut and sealed filters: Gill™ FS2 Filter (Type IIR surgical mask, BFE>98%) and Gill™ FP95 Filter (N95 equivalent, PFE > 95%). Learn more here. 

Gill™ Mask has a superior fit and comfort compared to other disposable respirators which tend to cause discomfort and poor fit due to extended wear. 


2. Is there any certification for Gill™ Mask?

Gill™ Mask is registered with the Health Sciences Authority (HSA) of Singapore as a Class A Medical Device. Gill™ also achieved GB2626:2006 certification. Gill™ Mask is produced in ISO 13485 compliant medical-grade factories and have gone through stringent testing by validated laboratories. Read more about our certification here.


3. Will Gill™ Mask be able to protect me against Covid-19?

Gill™ Mask, when used with proper protective filters, helps to prevent the spread of airborne contaminants combined with other preventive measures, such as frequent hand-washing and social distancing. The medical grade silicone facepiece of Gill™ Mask provides protective sealing to the face and Gill™ filters are able to prevent the transmission of airborne materials. 

 We recommend that proper hand cleaning with alcohol-based rub, or soap and water before putting on the mask. 


6. How do I clean or disinfect Gill™ Mask?

Please read more on the use and maintenance of Gill™ Mask here.

Gill™ Filter

1. What is the difference between Gill™ FS2 Filter and Gill™ FP95 Filter?

Gill™ FS2 Filter is made from the 3-ply material that makes EN14683 medical certified surgical face mask Type IIR. It has a bacterial filtration efficiency (BFE) of over 98%. It is a 3-ply mask that contains a layer of melt-blown material between two layers of non-woven layer. When used with Gill™ Mask respirator, it protects user from the transmission of micro-organisms and particulate material. 

Gill™ FP95 Filter is made from the filter material that makes GB2626:2006 certified KN95/N95 mask. It has a particulate filtration efficiency (PFE) over 95%. When used with Gill™ Mask respirator, it is intended to protect the user from transmission of particulate material. 

Learn more about our filter here.


2. Is there any certification for the filters?

Gill™ FS2 Filters (Surgical) are made from the same material that makes the CE (EN14683:2019) certified surgical Type IIR face mask. Gill™ FS2 Filters are made in an FDA registered, medical device certified ISO 13485 factory. 

Gill™ FP95 (N95 equivalent) Filters are made from the same material that makes the certified GB2626-2006 KN95 mask and are produced in an ISO 9001:2015 facility. 

Learn more about our certification here.


3. Can I DIY my own filter?

es. You can DIY your own filter of your choice (eg, surgical mask or N95 mask). You can place the filter in the cartridge, hold it in place and cut out the filter. Alternatively, you can use our filters which comes in Gill™ FS2 Filter (surgical mask equivalent) or Gill™ FP95 Filter (N95 mask equivalent). 


4. Can the filters be sanitized and re-used?

The filters are meant for single use only and should not be sanitized, washed and re-used.