The THERMOLITE® Reactor liner is a compact, lightweight thermal sleeping bag liner featuring hollow core fibres to trap in heat – excellent for those cold weather conditions for those who need additional warmth and insulation.
- Traps insulating air to increase warmth of a sleeping bag by up to 14°F /8°C
- Stretchy, Thermolite® fabric is incredibly comfortable.
- Lighter weight and more packable than fleece.
- Technical mummy-shape with drawstring hood.
- Easy care – machine wash with no special soap is needed. Avoid fabric softeners and dryer sheets.
- Keeps sleeping bag clean.
- Packs into its own Ultra-Sil stuff sack.
- activity
- Hiking
- technology
- THERMOLITE®
- gender
- Unisex
- dimensions
- 6′ 10″ (208 cm)
- material
- THERMOLITE® polyester fabric
- average weight
- 248 g (8.7 oz)
- volume
- 1L
- stuffsack size
- 5.75″ x 4″ (15 cm x 11 cm)

















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