Looking for an Affordable Office Chair in Australia? Have a look at MARTIAN-R2, build to serve a luxurious feeling. The seat is made of pure PU leather and has a 360-degree swivel. This office chair is stylishly constructed with a silver-coloured nylon frame, which is lined with 5 castor wheels. This office chair can be wiped with just a bit of water and a small cloth, as opposed to traditional leather, which certainly eases the hassle of caring product.