Nordic Pure 16x25x5 (4-7/8) Trion Air Bear 266649-105 Replacement MERV 13 Pleated AC Furnace Filter Plus Carbon, Box of 1 Actual Size of Air Bear Filter: 15 5/8 x 24 1/8 x 4 7/8 (15.63 x 24.13 x 4.88) Replaces Trion Air Bear 259112-105, 255649-105 MERV 13 + Carbon air filter captures and removes airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, and tobacco and fireplace smoke.Activated charcoal flat panel added to increase odor control. Ideal for customers looking for superior filtration but needing an odor control element Made in the USA