Sea to Summit Reactor Extreme Thermal Boost Sleeping Bag Liner

With a mummy shape and Thermolite® Pro fabric, the Reactor Extreme liner featuring a drawcord uses new infrared technology paired with comfortable stretch fabric to offer extra warmth, versatility, and increased insulation. This liner offers additional heat retention best suited for cold conditions.

• Provides added warmth to sleeping bag
• Treated with HeiQ Fresh FFL, a biocide-free, highly effective odor control technology
• Drawcord allows opening and closing footbox to customize comfort and warmth
• Easily pairs with Sea to Summit® sleeping bags to create ultimate sleep system; can also be used with other brand sleeping bags
• Color: Picante / Beluga
• Fabric: 50% Thermolite Pro yarn, 50% Thermolite EcoMade yarn
• Thermal Boost (tested in accordance with ASTM D1518-2014): 15% (1-season sleeping bag), 7% (3-season sleeping bag)
• In use dimensions: 85"L x 31.5"W
• Weight: 13.5 oz.