This Transformable Blocks from Beyond123 is a durable 40 piece set that includes 13 transformable and 8 colored blocks in assorted shapes housed in a storage tray. Elastic cord-connected wooden blocks allow instant shapes transformation. This unique design enables creative construction play and inspires learning of the concept of volume and basic geometry. Package: 14 x 15 x 2.5 inches. Made of Beech. Warning Choking Hazard - small parts. Not for children under 3 years of age. One year warranty. For boy or girl ages 3 and up. Imported from Taiwan.