The FAF (fast as f**k) tyres from Fit feature a great all round tread with the 2.25'' version featuring a more aggressive tread than the others i.e deeper groves to be better on dirt 

 the 2.3'' has a shallower street tread.

The tyres also features a punture resistant construction.

choose width: 20" x 2.1", 2.25" or 2.3"