ThenanoblockMini-CollectionLicensed Series recreates micro-sized versions of all yourfavourite Sonic The Hedgehogcharacters. nanoblock is the original micro-sized building block. The smallest part is a mere 4x4x5 mm. Completed nanoblock Mini-Collection models are small enough to fit in the palm of your hand. Each nanoblock set comes with spare blocks, a display baseplateanddetailed step-by-step building instructions. Ages: 8 +