The fine oils and conditioning agents found in Prochem's Leather Conditioner nourish leather, leaving it soft and supple. Use as the second step in the leather restoration system to nourish and rejuvenate dull leathers, helping to protect from premature cracking, peeling and aging. Use on pigmented or protected leather - the most common leather finish for furniture, vehicle interiors, shoes, belts, handbags and luggage.