From the manufacturer:
These lacing beads aren't just a fun toy for kids to play with. They can also help teach colors, shape recognition, sequencing, and sorting all while encouraging fine motor skills. Each of the wooden beads is painted in a variety of fun bright colors and perfectly sized for little hands. The entire set comes in a 7-1/2x9-5/8x1-1/2 inch wood tray. This package contains twenty-seven wooden beads, two laces, and one storage tray. Recommended for ages 3 and up.