Optitect Reusable Antibacterial Face Mask (L)The Optitect Antibacterial Reusable Face Mask, size Large, is designed for superior protection and comfort. It is constructed from a special fabric infused with patented copper and silver threads, which provide high antibacterial and germresistant properties. This mask is suitable for longterm, multiple uses due to its durable materials. Key features include its ability to resist bacteria and germs, ensuring a high level of hygiene. The fabric offers