With the precision pre-oiled air filter, there is no excess oil to rob horsepower, and no dry spots endangering your engine Coarse outer foam traps large particles while fine inner foam catches the finest dust High-technology machine pre-oils filters to perfection while leaving no excess Super Seal neoprene ring keeps out water and provides a no-grease seal Bonded, two-layer foam designed for maximum protection and airflow Flexible glue is used on all seams to prevent cracking Includes re-sealable filter bag Exclusive 0.65 foam Made in the U.S.A.. FILTER AIR PPO BETA