The Snow Peak Titanium Double Wall Cup 600 provides outstanding capacity holding a whopping 20oz of liquid. The Titaniun Double Wall Cup can be placed directly onto an open flame for fast heating. With its double wall design the Double Wall 600 will keep your hot beverages hotter longer and your cold beverages colder longer. This is done by creating a pocket of air insulation in-between the two layers of lightweight titanium. Make the Snow Peak Titanium Double Wall Cup 600 an ideal lightweight addition to your cook set collection.