Tosca Comet Hardside Small / Cabin 55 cm 4 Wheel Suitcase Yellow Tosca's Australian designers know what Aussie travellers need, and designed the Tosca Comet suitcase range accordingly. The yellow 55 cm Tosca Comet carryon suitcase only weighs 2.5kg, and expands out to 40L of packing capacity. Made of strong, light polypropylene, the Tosca Comet is excellent for overseas trips. With dual wheels and an expander, the yellow 55cm comet cabin bag is excellent value. Tosca's Australian designers know what Aussie travellers need, and designed the Tosca Comet suitcase range accordingly. The yellow 55 cm Tosca Comet carryon suitcase only weighs 2.5kg, and expands out to 40L of packing capacity. Made of strong, light polypropylene, the Tosca Comet is excellent for overseas trips. With dual wheels and an expander, the yellow 55cm comet cabin bag is excellent value.