Monfrini is a fresh combination of Italian leather: pebble-grained exterior and a smooth interior. The slot pockets minimize layers of material, creating a super-slim wallet with versatile configurations while still incorporating RFID-blocking technology. Monfrini is a fresh combination of Italian leather: pebble-grained exterior and a smooth interior. The slot-pockets mean minimal layers of material making this a super-slim wallet with versatile configuration.