Packaging:
All Truzz® parts are packed in two layers in a sturdy box. The parts are protected by a sturdy spacer.
Ladder Truzz®
For ladder-Truzz® this means that there are two (completely assembled) ladders in one box. 
Triangle and Square Truzz®
In the case of triangle and square, semi-finished products are packaged.
For the triangle these are coupled main beams and a loose top tube and for the square Truzz® these are two sets, similar to a ladder, product. The corresponding braces and screws are also included in the box.
Tools:
To assemble the Truzz® into a complete Truzz® part you need tools. These are not included. The required tools are a torx screwdriver size 2 and 2.5. For square truzz also a 10mm socket wrench.
In short:
LadderT ruzz® parts are delivered completely assembled.
Triangle and Square are supplied as semi-finished products.
You will need tools to assemble it yourself.