Collider TagBasic Tag
Specifying what object will collide with the cloth objects is done in the same way as defining a cloth object: by adding a Collider tag to the desired object.
To add a Collider tag to an object:
All collision Objects can now also act as Generators (Instances, Cloner Objects, parametric Primitives, etc.) and must not first be made editable (c-key. Make sure you assign the Collider tag to the Generator Object (and not, for example, to the cloned Cube).