Could you imagine a product made all in one piece? We can, because SLS 3D printing technology makes it possible to print very complicated structures in just one take. But in real life, we are surrounded by objects made from a lot of parts that require to be connected somehow. Designer, even knowing the possibilities of SLS, sometimes needs to create models that are a part of something bigger. From this article, you will learn how to design connections for 3D printed, SLS models.