The IDP, whose A6 size (148 × 105 mm) is slightly larger than a passport, has a grey cover and white inside pages. The outside and inside of the front cover shall be printed in (at least one of) the national language(s) of the issuing State. The last two inside pages shall be printed in French, and pages preceding those two pages shall repeat the first of them in several languages, which must include English, Russian and Spanish.