National Geographic, which is known for its exploration and documentation of fields including adventure, science, photography, environment, history and space, has covered each Vans sneaker with its own unique work. For example, the Slip-On depicts Greenland’s Pine Island Glacier. Other National Geographic-specific elements include a yellow running stripe on all pairs. The National Geographic x Vans collaboration is absolutely stunning as you can visually see climate change in action .men's sz 5.5/ women's sz 7. Blue & White canvas. Excellent like new condition as they were only worn on set .