The Letterman I Mailbox was designed by Michael Rosing for the manufacturer Radius Design. ?LETTERMAN I" is a worldwide sales success. The letter box with its striking porthole is extremely practical and of excellent finish. It is made of galvanized and powder-coated steel, the viewing window is made of glass. The slot has the dimensions 32.5 x 3.5 cm so that even c4 envelopes can be inserted without folding. The mailbox is made to the German Post recommended standard din 32617th The supplied accessories include a self-adhesive stainless steel name tag and for mysterious chandlers there is a plastic disc, as face protection for the bullseye.