Black rubber ball that slips onto the endpin tip to prevent bass from slipping during play. Hard rubber prevents the sharpened endpin tip from gouging floors! Bass leans back for easy access to fingerboard.
Bass Dampit Humidifier. Soak the flexible rubber tube in water and wring it out by hand. Then hang the damp tube inside the F-hole by its rubber washer. Don't let it drip! Also works well for Cello. Protect your instrument from the dangers of Low Humidity by using a (well wrung out) dampit inside your bass gig bag. Remember: No dripping allowed by decree of Mrs. Lemur.