You can wash all our shoes with a neurtal detergent. They will wear out less if you hand-wash tehm, but they also sustain machine-washing.
Kuuva Hiking and Luosma, freetime and business shoes, care instructions
Clarino is a very qualitative faux leather. You can impregnate it with Solos Wax Oil. The canves of these shoes can be handled with Fjällräven Greenland Wax which is a paraphine / beewax mixture.