Here's a roundup of 3 fretboard cleaners perfect for keeping your bass guitar fretboard squeaky clean and playing great.
3 Fretboard Cleaners for Getting Gunk of Your Bass's Fretboard - Smart Bass Guitar
If you've ever endured the ridiculous process of boiling your bass strings, you know there just has to be a better way. There is: The String Cleaner
The String Cleaner SC-GB for Bass Guitar
Toyvian 3 Sets Guitar Maintenance Tools Fingerboard
Lark Street Music
My bass is getting dusty, I'm not sure how to clean it tho : r
How to Clean the Fretboard Effectively at Home
Lark Street Music: Vintage Guitars, Teaneck, NJ
3 FRETBOARD SECRETS That Will Change Your LIFE
FENDER TELECASTER BASS Modern Player Sunburst 4-String Tele Clean