Durable Quality The backpack features prolonged product life. Two handles have both undergone vibration test carrying a load of 10kg for 1000 times (The test item is set to vibrate within a vibration range of 4 inches for 1000 times at a speed of 30 times per minute.) The zipper has reinforced stitches for sturdy quality and smooth usage. 90 Opening You can open the backpack like a suitcase thus allowing an easy organization of your belongings. For Different Situations Flight-Easyjet/Ryanair/Monarch etc. Business-Commute, business travel, office,overnight Ourtdoor-Hiking, camping, cycling School-College, high school, university, summer camp, back to school Offering you an easy trip This backpack is specifically designed for short term business or family travel. It relieves you from carrying a heavy trolley on road, and its very light and compact.