Inateck 25L-30L RollTop Backpack Men Women 17 Inch Laptop Backpack Black Bicycle Backpack Daypack with Separate Shoe Compartment School Backpack for University/Commuting/Leisure/Work/Sports/Travel

Flexible capacity: roll-up dimensions: 48 cm x 34 cm x 16 cm, extended dimensions: 56 cm x 34 cm x 16 cm. With 25L-30L variable capacity, the main compartment can be rolled up and secured with webbing and buckles to reduce backpack volume when you have few items. If there is too much contents, you can use the top zip as a closing aid to expand the capacity.
ORGANIZED STORAGE The laptop compartment on the back features a zipper opening, perfect for a 17 inch laptop. The main compartment also has a zippered mesh pocket, a side pocket and a hook. Two side pockets provide space for a water bottle or umbrella. The anti-theft pockets protect important documents. A hidden front pocket provides space for frequently needed items.
Separate Shoe Compartment The bottom shoe compartment has a 25 x 15 cm zipper opening and a depth of 31 cm. It can hold a pair of slippers or sports shoes separately to ensure cleanliness and give you the opportunity to do sports during travel. It is soft and does not press on other storage spaces when not in use.
HEADPHONES/CHARGING HOLE A soft rubber headphone hole is designed to pass through a headphone or charging cable. You can enjoy music or charge your device comfortably while walking.
COMFORTABLE AND COMFORTABLE: The backpack features a mesh fabric on the back for comfortable and breathable wear. The removable chest buckles relieve the shoulders and increase the stability of the backpack. The top handle makes the backpack a sturdy carry-on. The luggage strap on the back makes it convenient to attach the backpack to a luggage handle during travel.