Exclusive cast aluminium letterbox Bordeaux with nostalgic Flair Bordeaux is made of cast aluminium in an exclusive, ornate form and is a real gem on any house wall. The gold-coloured framed post seal on the front is an absolute eye-catcher. The eye-catching lettering also leaves no doubt as to the intended use of this object. Bordeaux is completely weatherproof and offers space for lots of post. Insertion format DIN C4.