The item is a Hornby/Tri-ang OO gauge BR Mk. 1 Brake 2nd Coach 35024 R728 in blue with seats. It is made of plastic and is part of the Tri-ang brand, specifically designed for model railways and trains enthusiasts who collect coaches. This particular coach model features a brake 2nd class design with seating arrangements, suitable for adding detail and realism to OO gauge model railway setups.