A pack of 26 Big Bio Building Blocks are made from a more eco friendly sustainable material ideal for indoor or outdoor use. Will you raise a bridge or erect a tower? The neutral colour palette of these blocks have a lovely matt finish and the set consists of 8 small size blocks and 18 larger size blocks in assorted coloursSize of blocks: Small blocks L123 x W123 H80mmLarger blocks L247 x W123 x H80mmAge suitability: 12 months +