This classic round neck full sleeve t-shirt made of breathable cotton fabric with lycra will keep you comfortable, warm, yet safe. It's treated with HeiQ VIROBLOCK® Swiss Technology that is tested to provide resistance to the garment against H1N1, H3N2 enveloped viruses as per ISO18184-2019 global testing methods at BVCPS; an approved lab. *The finish reduces ≥ 99% viral activity in 2 hours (tested for H1N1, H3N2) & ≥ 92% viral activity in 1 hour (tested for H1N1). There is no evidence of resistance against Covid-19. The treatment does not claim to prevent infection/diseases or imply any public health claims to the wearer.