HeiQ Viroblock® TechnologyRecycled polyester inner and outer layerFiltration layer, filters out microscopic particlesComfort size adjustment toggleContoured designInner layer with antimicrobial finishSmart grey finish perfectly complements Leo garment trims3 layers of defence:Outer Layer: Recycled durable polyester with Spandex stretch for comfort with HeiQ Viroblock® treatment.Middle Layer: Meltblown felt provides a bacterial barrier and filters out microscopic infectious particles.Inner Layer: Recycled polyester mesh provides against-the-skin comfort with an anti-microbial treatment that ensures bacterial and odour control. NOTE This innovative Swiss Technology makes the fabric resistant to harmful microbes. Treated with a biocide to protect it from microbes and germs. Active ingredient: Reaction mass of titanium dioxide and silver chloride. This technology has been proven effective against SARS-COV2-COVID 19 in the laboratory. HeiQ, HeiQ Viroblock and Viroblock are trademarks or registered trademarks owned by HeiQ Materials AG. FABRIC 91% recycled polyester, 9% spandex COLOUR Grey SIZES Adult (One size fits all)