Trolley Bag is luggage/ Rolling school backpack, made of an easy to clean and very durable polyester fabric material. Large capacity: The school bag is large enough for school or weekend trip, even idea for long plane trip or international travel. Cool rolling backpack for girls and boys. Trolley bag: It looks cute with 3D Embossed unicorn pattern which is made of high quality and durable oxford. Detail: The straps are padded and adjustable, which can ease the pressure on your shoulder. , , The school backpack cannot be removed separately from trolley.