Breathable mesh cover wraps around your air filter for additional protection. Deflects dirt and harmful road debris that would otherwise clog or damage your air filter. Hydrophobic technology repels water in wet and rainy conditions (water repellent). Used to maximize performance and extend air filter life. Straps at the base of the pre-filter for easy do-it-yourself installation. Direct from manufacturer. Made in the USA.

Filter material: 100% monofilament polyester with water repellent finish standard on all pre-filters.
Closed top, round tapered pre-filter.
Measurements: 5.5"top, 7"base, 7"height

Compatible For aFe Air Filters: 21-91031, 24-91031, 21-90045, 24-90045, 72-90045, 21-45003, 24-45003 (28-10153 Magnum Shield Pre-Filter)