Carr & Day & Martin Vanner & Prestâ ¢ Neatsfoot Oil Compound. The Vanner & Prestâ ¢ Neatsfoot Oil Compound is a deep penetrating oil compound that nourishes and restores old and new leather. Vanner & Prestâ ¢ Neatsfoot Oil Compound is ideal for regular use to prevent leather becoming dry and brittle and can also restore leather after storage or for after prolonged use in the rain. The Vanner & Prestâ ¢ Neatsfoot Oil is a rich formula that contains pure neatsfoot oil and mineral oil. Apply thinly to the flesh side of clean leather. Not suitable for aniline or untreated leather, suede or nubuck.