NWT coach Coach X Mint + Serf Sprint Backpack In Signature 。Coach F70579 black backpack. 16” high, 13” long, and 5.5” wide. Strap drop can extend to 22”. There are two bottle holders & a smaller pocket at the front of the backpack. Within this pocket are 4 slots for credit and/or business cards, and a slot for a cell phone. Inside the larger back section are more pockets; two large lined ones at the front, while the back has a zip pocket for a small laptop or iPad. A larger laptop will fit safely inside the main compartment, which is water resistant.