This 28 in. x 28 in. Nexus Double-Sided Portable Markberboard Tablet - 1 Board, manufacturered by Ghent, is listed with an MPN of NEX101TM. - Compact - simple to move from room to room for use and to pack away for storage. - Lightweight (approximately 3 lbs) - conductive for breakout sessions away from main presentation area. - Self-contained - uses a combination holder for marker pen and eraser that attaches between the handles and aluminum framing. - Environmentally friendly - more durable, reusable and greener solution than traditional chart pads. - Right-sized - roomy 28 x 28 double-sided, high pressure laminate markerboard workspace for personal use or group interaction. - Backed by Ghent's 1-year guarantee.