PORTABLE LIGHTWEIGHT FOLDABLE BACKPACK:The size of the backpack is 45×29×21 cm,and the folding size is 22×19.5×5 cm.The lightweight foldable backpack is not only an ideal luggage bag on the plane,but also a very ideal shopping bag.When it is not used,fold it into a compact pocket into a handbag.Foldable backpackcan be stored in anywhere of coat pockets,suitcases,handbags,etc,which does not take up space and is convenient and fashionable LARGE CAPACITY CAN FOLD THE LIGHT BACKPACK 35L:Our light foldable backpack capacity is 35L,with large capacity and reasonable pocket layout.Foldable backpack has 1 main bag,2 front bags,and 2 side bags.You can accommodate items you want to carry,such as computer laptops,books,clothes,beach towels,water bottles,passports and other things that can be packed in.35L light foldable backpack is like a treasure chest.Meet our needs at all times HIGH-QUALITY LIGHTWEIGHT FOLDABLE BACKPACK:Our foldable backpacks use nylon materials for water resistance and tear resistance (Note:Cannot be exposed to the rain for a long time).We use double-layered wear-resistant new processes to strengthen the suture of the backpack,and make durable light folding backpacks.A zipper made of two-way SBS metal and high-quality resin materials to avoid stuck in the zipper.The smooth zipper can give you a good sense of experience SAFE DESIGN:Our design light foldable backpack conforms to the principles of ergonomics and pays attention to security protection awareness.There are chest protection buckle belt and whistle for the backpack.When encountered an emergency,we could sound the whistle waiting for the rescue.There are protective buckle bands on the side bag to prevent the water bottles and umbrellas placed in the side bag fall.Anti-light strip on both sides of the front bag can make you feel more secure at night WIDE RANGE OF APPLICATIONS:Our lightweight foldable backpack shoulder strap can be adjusted,suitable for most people for travel,vacation,shopping,cycling,and exercise.Old people,adults,men,and women can choose light foldable backpacks of different colors and live a colorful life together! Portable Lightweight Foldable Backpack Large Capacity Can Fold the Light Backpack PERFECT GIFT