4-Way Care Leather Conditioner Fiebing's most complete, All-in-One cleaner and conditioner for use on smooth leather. 4-Way Care preserves by waterproofing and replenishing tanning oils; strengthens by coating each leather fibre with a blend of the finest leather oils and waxes; beautifies the finish by coating it with waxes which also aid in resisting dirt; and cleans fine leathersùincluding exoticsùbecause it contains leather soaps that float out dirt and grime. Especially effective on leather upholstery including leather car seats, because it leaves no residue. 8 oz.