AmeriBag Healthy Back Bag&reg; Small Cotton Canvas (Pepper) 17 double-zip entry into main compartment 30.5 non-slip adjustable shoulder strap is 1.5 wide and has a leather underside at the shoulder for comfort and grip 8 front exterior flap closure pocket secures with velcro The well-organized interior features many well designed pockets including a water bottle pocket, two pen sleeves, three slide pockets of various widths for a cell phone, PDA, or eyeglasses, a 7.5 zip pocket and a key fob Signature easy-see silver lining