The Firetrap Capital Backpackis made of high-quality polyester fabric with smooth metal zippers for long-lasting use. The size is 28*21*50CM. The spacious main compartment can be opened like a suitcase, with two pockets that keep all your essentials organized. Comfortable airflow back design with thick and soft multi-panel ventilated padding.Wide breathable and adjustable shoulder straps with many foam padding relieve the stress of the shoulders.