3 years and up. Children can create linear, geometric and 3D builds using the uniquely flexible BendiBeads. Elastic strands can be twisted, connected, stretched and manipulated during hands-on play. Made from durable Poly+ material, each strand is designed to withstand continued use during indoor and outdoor play activities. Set includes 12 strands, each measuring 1" Diameter x 8"L and 10 double-sided cards with example builds.