Key Features:
1. Opacity: Strong covering power, ideal for layering and corrections.
2. Fast Drying: Quicker than oils but slower than acrylics, allowing brief reworking.
3. Rewettable: Can be reactivated with water after drying.
4. Matte Finish: Lacks gloss, giving a flat, design-friendly appearance.

Common Uses:
- Poster art, graphic design, and illustration
- Animation backgrounds & stage design
- Art exam training (e.g., color sketching)
- Craft projects and model painting

Surfaces:
- Gouache paper (medium grain)
- Thick sketch paper or cardstock (to prevent warping)