1. Features: The board is gray on both sides.
2. Paper weight: 600 - 2400gsm
3. 1200gsm paper is used for handcrafted boxes. The thickness of a 1200gsm double gray board is around 1.9 - 2mm
4. 1000gsm paper is used for budget friendly boxes. The thickness of a 1000gsm double gray board is around 1.5mm
5. Note: Please be aware when folding the paper, make sure the folded length reaches the inner support position.