Ultra Allergen Pleated Filter, 3-Month, Purple, 18 x 24 x 1-In. Stops Bit is constructed of M-2

Bit is constructed of M-2 high speed steel for the best combination of strength

this formula contains DHA for proper brain and vision development

Heavy-duty carrying case included

durable construction

Nutrena® Southeast 12-8 Horse Pellet contains 12% protein and 8% fat and includes a vitamin and minerals

Ultra Allergen Pleated Filter, 3-Month, Purple, 18 x 24 x 1-In. Stops Bit is constructed of M-218" x 24" x 1", purple, ultra allergen filtrete pleated filter, 3 month filter is 90% effective at capturing large allergens like mold spores & pet dander, electrostatically charged, captures microscopic allergens like dust, smoke & smog, captures bacteria & particles that can carry viruses, meets the guidelines of the american lung association health house program, mpr rating 1500, lasts up to 3 months.