Color Explosion delivers surprising fun and exciting results with a mark-and-reveal system. Color Explosion paper looks ordinary until broad-line magic reveal markers unleash swirling color in the paper. Ages 6 and up. Includes 48 sheets of special paper (24 of each color design) and 24 magic reveal markers. Global Product Type: Art Kits; Age Recommendation: Ages 6 And Up; Art Kits Special Features: Black, Rainbow/Neon; Quantity: 48 per pack.