Model: Head-Mounted Size: 33*22 CM Material: 0.25MM anti-fog economical PET/White sponge Applicable People: Adult Color: Blue and Clear Shelf Life: 2 Years Instrument Classification: Class ll Quality Certification: CE Production Capacity: 400-500K pieces per day Package: 200 PCS/Carton Carton Size: 65*35*35 CM G.W: 8.7KG