Imprint Method: Embroidery - Three bags in one. Use it as a wheeled bag, backpack or daypack. Large main compartment with ''book'' style opening and interior clothing straps. Removable front daypack with zippered accessory pocket, dual side water bottle pockets and smart phone/MP3 player pocket with headphone port. Back strap slips over the extended handle of main bag. Meets FAA carry-on regulations.