The THERMOLITE® Reactor Extreme liner is Sea to Summit's warmest - a game-changer in cooler climates! Not only does it amplify your sleeping bag's warmth, but it can also be used as a standalone bag for those warmer nights. Depend on the hollow core fibres and knitted structure to deliver the insulation of a polar bear's fur, plus an extra-cosy sleep experience thanks to the heavier fabric version of THERMOLITE®. Treat yourself to more comfort and cleanliness - use the Reactor Extreme to build your cooler-weather sleep system!
Features:
Features:
- Traps insulating air to increase warmth of a sleeping bag by up to 25°F / 15°C
- Stretchy, Thermolite® fabric is incredibly comfortable.
- 110g/m² fabric is warmer than the 80g/m² Thermolite® used in the standard Reactor.
- Technical mummy-shape with drawstring hood.
- Easy care – machine wash with no special soap needed. Avoid fabric softeners and dryer sheets.
- Keeps sleeping bag clean.
- Packs into its own Ultra-Sil stuff sack.
- Length/Width: 210 x 90 cm
- Weight: 399g
Please Note: We are unable to accept returns of sleeping bag liners for obvious hygiene reasons unless faulty.
All details are in the listing, so please do NOT buy these if you are unsure of suitability.