MARBIG Deluxe Ring Binder A3 Portrait 38mm 3D Black

A3 project sheets tearing loose from a flimsy binder mid-presentation? You've been there. The Marbig Deluxe Ring Binder holds its weight. 38mm of ring capacity swallows thick folders without the spine warping or pages bulging out the back. The 3D structural design adds rigidity where it matters, so your portfolio or site plans stay flat and professional from cover to cover. Portrait orientation suits standard A3 sheets straight off the plotter. Black finish, no wobble, no drama. Built for the school admin stacking term reports or the tradesman filing permit sets

• A3 portrait format with 38mm ring capacity for thick project folders
• 3D structural design adds rigidity and resists spine warping under load
• Durable construction built for repeated opening and closing in busy environments
• Sleek black finish keeps presentations and filing cabinets looking sharp
• Suited to school, trade, and office use where A3 sheets need a proper home