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Cocoon MummyLiner Thermolite Radiator - Lava
Boost your sleeping bag's warmth by up to 9°C with this lightweight, breathable, and quick-drying liner.
Sold and shipped by Outdoor Food
Transform any chilly night into a cozy experience with the Cocoon MummyLiner Thermolite Radiator. Designed for adventurers who need reliable warmth without the bulk of a winter bag, this liner acts as a powerful thermal upgrade for your sleep system. Whether you are trekking through highlands, sleeping in a drafty mountain hut, or camping during the shoulder season, sliding into this liner creates an immediate microclimate of warmth. Its mummy shape is tailored to fit perfectly inside your sleeping bag, eliminating cold spots and maximizing insulation efficiency.
Comfort is at the heart of the Radiator's design. The fabric features a unique knitted structure that is incredibly stretchy, allowing you to move freely throughout the night without feeling constricted or tangled. It features a wide top opening for easy entry and a drawstring hood that can be pulled tight to retain valuable heat around your head. When it’s time to pack up, the liner compresses down into a small stuff sack, fitting effortlessly into any backpack and ensuring you are always prepared for unexpected temperature drops.
The secret to its performance lies in the Thermolite hollow-core fibers. These fibers mimic the fur of polar bears by trapping air effectively, providing superior insulation while remaining lightweight. This advanced technology allows the liner to add up to 9°C to your sleeping bag's temperature rating. Beyond warmth, the material excels at moisture management; it wicks sweat away from your skin to the surface of the fabric where it evaporates quickly. This keeps you dry and warm, which is essential for a restful sleep. Additionally, using this liner protects your main sleeping bag from dirt and body oils, making gear maintenance significantly easier.
Features
Material: Thermolite (100% Polyester) with a knitted structure.
Warmth: Adds up to 9°C to your sleeping bag rating.
Dimensions: Approx. 220 x 80/60 cm.
Weight: Approx. 370 g – high warmth-to-weight ratio.
Shape: Mummy with drawstring hood and boxed foot end.
Moisture Management: Wicks moisture and dries very fast.
Stretch: Elastic fabric ensures unrestricted movement.
Hygiene: Keeps your sleeping bag clean and is machine washable.
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