Catalog number: GT-MASK-BL Features: Equipped with an air ventilator (ventilation port) that closes when inhaling and opens when exhaling. Uses: For protection against colds, pollen, dust, etc. Specifications: Height (mm): 130 Width (mm): 170 Color: Blue Ear hook type Material/Finish: Body: Polyester (95%), Spandex (5%) Ventilation port: Acrylic, silicone
