3/4-Ply Tie-On Mask with Anti Fog Optical Visor. Black Fabric Strip over Noseclip deflect light glare. Long and soft PU Foam Strip under nose clip for additional user comfort and reduce fogging. Extra long noseclip. Available in Blue/Green/White. Strong Tie Bands, 40GSM, prevents tie snapping. 90cm Horizontal Tie Bands accommodates all head sizes and hair lengths. Malleable PVC coated aluminium nose-clip prevents air leakage. USA Test Reports from Nelson Labs for independent verification High Bacteria Filtration. Low Breathing Resistance. Fluid Repellent Masks available.