ECR4Kids ELR-079 These blocks are based on a unit measurement of 3.2cm giving a uniformity of measure for easy building. They are made with a smooth, hand-sanded hardwood finish, with bevelled edges and rounded corners for safety. There are 24 different shapes in the set (as seen in the chart in the additional images). Features: -118 piece set -24 different shapes -Basic unit block dimensions: 14cm H x 7cm W x 3.2cm D About Early Childhood Resources This is a company committed to developing and distributing only the highest quality products, all the while, ensuring that these products represent the maximum value in the marketplace. With so many "me-too" products in the market, the company’s focus and commitment is to bring you added value in features, functionality, performance and service. Combining their responsibility to the community and their desire to be environmentally conscious, they have a programme to reduce (or better yet, re-use) what they would normally dispose of... Early Childhood Resources has eliminated almost all of their cardboard waste by implementing commercial cardboard shredding equipment in its facilities to convert cardboard destined for the landfill into some of the best packing material available.