K

Koi Design

Replacement Insert 10-pack | Classics | K-100 White

Replacement filters for koi Style No. A159 masks. This pack includes 10 replaceable, 3-layer PM2.5 activated filters. Multi-layer filtering PM2.5 filter: polypropylene, non-woven Compatible with koi style A159 mask (sold separately) No returns or exchanges on masks or filters , unless defective or damaged in transit.