12" inner tube fits 12" x 1.75, 1.85, 1.90, 1.95, 2.0, 2.1, 2.125, 2.25
Pair of tire levers in choice of color (blue, red, yellow, or black): helps pry and life the tires out so it's easier to install tubes
Schrader valve: same valve type as car tires.