The simple and repetitive play pattern creates a fun craft with perfect results every time. Each includes a 14cm x 20cm background with numbered spaces for the sticky squares. The backgrounds are printed with a full-color background design and the mosaic pattern is the center of the board. Sticky Mosiac Singles also feature lots of sparkling mosaic tiles and jewels for super-sparkly projects. More than 400+ pieces in every single activity. Suitable for age 4Y+. All kits also include wall hangers to display finished artwork.