Army Navy Gear's Canvas Musette Messenger Backpack Shoulder Bag is a versatile bag that can be used as either a shoulder bag or a backpack. This bag comes in two sizes to store all your essential gear for the day either around town, commuting to work, or out in the field or on a hike. 

• Size: Standard 12" x 12" x 6"  /  Jumbo 15" x 15" x 5"
• Material: Heavyweight Canvas
• Large Main Compartment With A Pocket Inside
• Full Length Snap Button Pocket On Back
• One Side Pocket With Snap Flap Closure
• Adjustable Shoulder / Backpack Straps With Metal Buckle Clips Can Attach To A Shoulder Strap To Convert The Musette Bag Into A Shoulder Bag (Shoulder Strap Not Included)
• Adjustable Strap And Buckle Front Flap Closure