Color: white/blue/grey/blackSize: 130*107*10mmMaterial: polypropylenePackage list:1/5/10/20/50/100 x KN95 maskFeatures:<< Comfortable: Comfortable elastic earloop, extra-soft, eliminate pressure to the ears.<< Premium quality: It is nontoxic, odourless, skin friendly and breathable. It will not rub/hurt your face and makeup.<< Widely used: Perfect for indoor and outdoor activities, such as, factory, manufacture, hiking, traveling, street, electronic manufacture and more.<< Protection: Protect your mouth and nose from dust, splash, pollen, droplet and more.<< Good quality: Fully sealed for better protection.<< Instructions:1. Wash your hand.2. Cover your nose and mouth.3. Pull earloops to your ear4. Press the bridge of the nose firmly against the bridge of the nose to form a good seal5. Adjust to fit your face perfectly.Warm tips:<< Not suitable for medical purpose.Notes:1. Please allowed 1-3mm differences due to manual measurement, thank you for your understanding!2. Due to the difference between different monitors, please understand that the picture may not reflect the actual color of the item.