A high quality, 2-stage foam air filter that is pre-treated with No-Toil Evolution biodegradable filter oil. It is perfectly oiled and ready to use right out of the bag. It is built with No-Toil high quality standards and has a 1-year warranty. This is not a cheap, Chinese-made filter. Applications for most current dirt bikes and ATV's. Gloves included for hassle free installation. The best filter at the best price.