Bigger is Better. This is especially true if you want to cycle in deep snow or loose sand. In these conditions only large volume combined with extremely low air pressure can help. Schwalbe‘s Jumbo Jim is an extremely light-bike Fat Tire. In the usual Fat-Bike 4 inch width, it weighs less than 1000 g Alternatively, it is also available in extra wide 4.80 inches.
Size: 26 x 4.80 Inch ETRTO 120-559
Version: SnakeSkin, Tubeless Easy (1290g)
Version: Liteskin (1190g) Available by special request.
Pressure: 0.40 – 2.00 Bar (5 – 30 psi)