Bick 4 Leather Conditioner is specially formulated to condition, clean, polish, and preserve all smooth finished leather. It is ideal for reconditioning old or dry leather. Bick 4 will not darken leather. It is recommended for all leathers, even exotics. Bick 4 will not leave a sticky or gummy residue behind. Try it on your leather clothing as well as furniture, car interiors, purses, etc.