A3 sheets in a standard binder? They sag, they slip, your project looks like it's held together with hope. The MARBIG Deluxe A3 portrait binder holds 38mm of content across four rings and keeps every page flat and in order. Built for school boards, design portfolios, or that 40-page report that's been
| brand | MARBIG |
| colour | Black |
| size | A3 |
| orientation | Portrait |
| ring_diameter_mm | 38 |
| ring_count | 4 |
| type | Ring Binder |
| category | Office Supplies |
| subcategory | Filing & Storage |
