With four wheels and pre-dented exteriors so you needn't worry about any rough handling. Not only are these the sturdiest bags on the conveyor belt, but these suitcases are also the best looking. Make sure you travel in style with a fashion-forward Crash Baggage suitcase. Crash Baggage trolleys are made in ABS/polycarbonate, an impact-resistant and elastic plastic which stands out for its hardness and lightness.