The Bick 4 leather conditioner is specially formulated to condition, clean, polish and protect all smooth finished leather. It is ideal for reconditioning old, dry leather and will not darken. Perfect for your leashes and collars, but also useful for leather clothing, car interiors, furniture and more. This is a completely residue-free and wax-free product, ensuring that your leather pores are able to breathe and not seal up. Easy to apply for extending the life of your favorite leather leash. 8oz bottle.