Neutral solution for oil spots and dust dirt.
Shampoo for leather and suede shoes and fabric (brand Prestige) and for reptile leather (brand Reflex)

Brand Prestige: bottle 50 ml and spoon
                         bottle 1 L
Brand Reflex:    Bottle da 75 ml

In a bucket mix some cold water and 15 ml of shampoo.
Pull out the laces and all removable parts. Brush the shoes and moisten with the spoon,
lather up until a plentiful foam is appeared.
After dry brush and waterproof with a spray for leather and suede