Brand new Cartier Must de Cartier Wallet Men. Brand: Cartier * Collection: Must de Cartier * Style: Bifold men's wallet * Material: Black calfskin leather * Hardware: Silver/stainless-steel corner protectors * Logo: Embossed Cartier Double C logo * Interior: Depending on the exact version, it comes with card slots and banknote compartments; Cartier has produced both 6-card and 8-card versions. * Typical size: Around 9–10 cm × 12 cm * Origin: Cartier lists versions made in Italy or Portugal.