Washable & reusable pre-oiled and ready to ride! Specifications Filter Material: Cotton Gauze Washable: Yes Height: 43mm Width: 164mm Length: 171mm Filter Re-Oiling Amount: 11ml Fits: Harley Davidson FLDE DELUXE 2018-2020 FLFBS SOFTAIL FAT BOY 2018-2019 FLSB Sport Glide 2019-2021 FLSL SOFTAIL SLIM 2018-2021 FXBB Street Bob 2019-2021 FXBR BREAKOUT 2018-2019 FXFBS FAT BOB 2018-2019 FXLR LOWRIDER 2018-2020 FXST SOFTAIL STANDARD 2021