W-filter mask that is less likely to fog up glasses, individually wrapped, 50 pieces per box, size 160mm x 85mm. - Size: 160mm x 85mm - Quantity: 25 pieces - Features: Design that prevents glasses from fogging up - Packaging: Individually wrapped - Filters: Uses PFE, BFE, and VFE cut filters I was using these, but I bought different masks, so I'm selling these. I will take them out of the box when shipping, but if you want the box, please let me know in the comments. Instant purchase is OK. No price reduction. Thank you for looking.