Sakroots Artist Circle Mini Backpack W/Phone Charging Wristlet Backpack Coated Canvas/Polyester Imported Front zipper pocket, middle zipper pocket Main compartment has interior padded tech pocket, middle zipper compartment has slit pockets for extra organization Wristlet has zipper closure and wristlet strap Built in power bank - 2500mah, rechargeable battery with one full phone charge. 9 inches l x 4 inches w x 13 inches h; drop: 31 inches - wristlet: 8.9in l x 0.4in w x 5.3in h; drop: 6 inches