KN95 mask, KLT11, foldable, with valve 1. Headband, good elasticity cotton headband. 2. Flat-fold. 3. Internal sponge nose pad design. 4. Filter material, high-efficiency, free and smooth breathing. 5. Fit face shape. 6. Disposable, soft, comfortable. 7. Application: construction, hardware, glass, cement, mining, textile, polishing, pharmaceutical and etc... 8. Auto Manufactured. Carton size: 68x30x29 CM. 30 pieces per box. 300 pieces per carton. G.W.: 4.9 KGS. OEM orders & ODM orders are welcome.