My appartment is very close of Galeries Lafayette and Boulevard Haussmann. The closest Metro station is "chaussée d'antin laFayette".
The appartment a studio with a large 2 persons bed, a couch (not convert in bed) and a mattress that you can put on the floor for a fourth person.
There is a long balcony all long the appartment.
The kitchen is equiped with fridge, micro-wave, and waching machine.