Toy, Games and Hobby Products Design Brickle C Small Building Blocks by Kuch Design Brickle C is a small set of colored cork building blocks. They can be stowed in a handbag. They are used from Managers in Office Meetings and from Mummies when they are in a cafe with their children. The material characteristic of Cork do allow to build complex constructions due to the adhesive surface structure of cork. With KORXX young children are able to realize their imagination without getting lost in too much failure. As the materials does also have a light weight it is safe and silent in play.