Dish soap with a hard brush and just scrub it
Use a damp cloth with warm water and wipe the dirty stuff off. Use a leather conditioner afterward to keep your leather nice looking and also to condition it. Hope this helped!
use a damp warm cloth to wipe down your gear then i would use leather conditioner or bees wax and once a month i oil
Use warm water to clean the elastic parts but use a cloth to wipe them clean. Then treat the leather as normal :) I don't usually have issues doing it this way