Size (H x W x D): Approx. 15.7 x 12.4 x 4.3 inches (40 x 31.5 x 11 cm). Can fit A4 files. It is also useful for school related events, such as ceremonial events, school entrance ceremonies, exams, and more. It also has a gusset so it is useful when your luggage is bulky. We made it original for those who have small children and lots of luggage.