Sea to Summit Reactor Thermolite Travel Liner Aluminum similar to the one used

similar to the one used in most smartphones)

but it also increase the capacity of the liquor it can hold

Dimensions-packed: 11

technically sophisticated panel-style urban daypack designed for 21st Century technology and built to enhance the daily experience of moving through the world

Weight: 4

Sea to Summit Reactor Thermolite Travel Liner Aluminum similar to the one usedThe Reactor is made from the lightest weight Thermolite, that DuPont has yet approved. Thermolite is a hollow core fiber that provides extraordinary warmth for its weight and remains extremely breathable. Adds up to 15 degrees of warmth to a sleeping bag or, used alone, is the ideal warm weather bag. Lighter weight, more packable than fleece Adds up to 15 degrees of warmth to a sleeping bag Mummy shape with a box foot Draw cord hood with mini cord