Dehradun, March 19 -- A "Strapless Facemask" has earned a patent for the research team at Swami Rama Himalayan University, here.

The facemask comprises a fabric structure with two layers, separated from one another. The fabric could be woven or non-woven. This has been designed to prevent passage of infectious elements through it such as virus, bacteria and dust. The fabric structure is machined into a shape that enables easy symmetrical folding.

A metallic wire (that can be selected from a list comprising Spring Steel, Alloy Steel, Carbon Steel, Cobalt-Nickel, Copper Base) has been placed between the two layers of the fabric. The fabric structure is stitched around the metallic wire to facilitate providing structural stability to the f...