Why will the kit be in fibreglass foam sandwich, honeycomb sandwich, and lightweight materials?
It is important to keep the weight down to a minimum; most of these vehicles have a very limited amount of weight that can be handled satisfactorily. Also it is important for fuel economy and assists in better handling of the vehicle. Many of the vehicles will be taken off-road, so it is important to have a strong and lightweight structure that can handle these conditions without restricting your adventure.