Bristle Blocks are fun, easy to join and you can use your imagination to create your own design or reproduce one of the examples on the box. The different sizes and special pieces will stimulate creativity. Loads of endless play value with this 56pc Bristle Blocks Construction set. They are great fun, easy to join and you can create almost anything your imagination can think of with these colourful, soft, chunky, flexible construction pieces just made for little fingers to connect. What can you build!. When you will finallly stop playing with them nobody knows!