Therm-a-Rest Boost 650 20 Black Diamond Ecology and range

Ecology and range

CUSHIONING: Midsole - 35A

Frame sizing allows for two sizes per gender fit

Zippered main compartment with inside mesh pocket and two smaller pockets

FluxRing technology allows Flash to heat with extremely high efficiency

Therm-a-Rest Boost 650 20 Black Diamond Ecology and rangeDescription Features Specifications Videos Comfort is not one size fits all, which is why the Boost 650 empowers you to customize its shape to find your perfect balance of space and warmth. As a spacious semi rectangular sleeping bag the Boost provides all the room you need to side sleep, shift about, spread out and relax. The semi rectangular shape gives you considerably more internal space than a mummy bagyoull feel unrestricted and free to sleep in