Product Description
Prepare for nights where the temperature drops and the landscape transforms under a blanket of frost. The Sea to Summit Reactor Midweight Liner is designed for adventurers who refuse to let the cold dictate their sleep. Whether you are hunkered down in a high-altitude camp or exploring rugged terrain, this liner transforms your sleeping system into a sanctuary of warmth. Its ergonomic mummy shape and integrated hood wrap you in comfort, ensuring that heat stays exactly where it belongs. The lightweight design makes it an essential addition to any pack, offering a significant thermal boost without the bulk of an extra blanket.
Getting ready for rest is effortless with the stretch-knit construction. Unlike traditional liners that can feel restrictive, this fabric moves with you, accommodating side sleepers and those who change positions throughout the night. Practical arm openings with snap closures allow you to handle gear, check your map, or read a book while remaining fully insulated. This focus on usability ensures that your evening routine remains efficient and comfortable, even in the most challenging environments. When the journey ends, maintenance is simple; the liner is easy to wash and quick to dry, keeping your gear fresh for the next outing.
At the heart of this liner is advanced Thermolite® Pro technology. This innovative fabric utilizes hollow-core fibers combined with infrared-absorbing ceramic pigments. These pigments absorb the heat your body naturally emits and reflect it back to you, significantly increasing thermal efficiency. By adding up to 6°C to your sleeping bag’s temperature rating, it allows you to extend the use of a lightweight bag into colder seasons. This technical approach provides superior warmth-to-weight performance, ensuring you stay warm without being weighed down by heavy equipment.
Beyond warmth, this liner serves as a vital protective layer for your primary sleeping bag. By absorbing perspiration and oils, it reduces the frequency with which you need to wash your expensive down or synthetic bag, thereby preserving its loft and lifespan. The inclusion of HeiQ Fresh odor control technology ensures that the fabric remains fresh during extended trips, neutralizing odors without the use of harsh biocides. This combination of thermal performance, comfort, and gear protection makes it a indispensable choice for any serious outdoor enthusiast.
Weight 350 grams
Dimensions 193 x 80 cm
Thermolite Pro fabric with infrared technology
Adds up to 6 degrees Celsius of warmth
Stretch-knit construction for freedom of movement
Integrated arm openings with snap closures
Ergonomic mummy shape with fitted hood
HeiQ Fresh odor control technology
Machine washable and quick-drying
Compact packed size 11.5 x 19 cm
Protects sleeping bag from oils and dirt
