Press and partners February 12, 2021 04:16 Updated If you are from the press and want to receive our official marketing material, please click here to contact us. In the meantime, you can see what’s already been covered here. Related articles Is the Cambridge Mask effective for Covid-19? Become a Distributor Are the masks ready to wear or should they be washed before use? Custom Masks Can I return/exchange a mask for a different size?