Himalaya Medical Anti-bacterial Yarn Himalaya Medical is a 70% acrylic and 30% Amicor fiber (anti-bacterial) yarn. It prevents the propogation of bacteria and fungi on the body and dust mites and related allergens and unpleasant odor caused by sweating. Suitable for all seasons. Perfect for both baby and adult garments, accessories and home decor. Himalaya Medical Anti-bacterial Yarn is certified under Oekotex class 1 ( Suitable for babies).