Extended return period: until December 31, you have 60 days to return your order.

Sea to Summit Compact Reactor Extreme Bag Sheet

Discover Sea to Summit's Reactor Extreme liner, equipped with a drawcord and innovative infrared technology for optimal warmth, versatility and insulation in the great outdoors.

67.96€ -20% 84.95€
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Order and be delivered on  19/12/2025
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Product details

Sea to Summit Compact Reactor Extreme Bag Sheet

The Sea to Summit Reactor Extreme liner is your essential ally for tackling cold outdoor conditions. Featuring a mummy shape and Thermolite® Pro fabric, this liner offers increased insulation and optimal heat retention.

Technical features of the Reactor Extreme liner include:

  • Thermolite EcoMade: Made from 100% recycled resources, this sustainable material provides extra insulation and effectively wicks away moisture for optimal comfort during your outdoor adventures.

  • HeiQ Fresh: Thanks to HeiQ Fresh FFL odor control technology, this lining stays fresh and odor-free, even after extended use.

  • Thermolite Pro: Thermolite® Pro fiber with FIR (far infrared) technology provides extra thermal reinforcement, generating heat for your body and improving heat retention in cold conditions.

With a composition of 50% recycled yarns, the Reactor Extreme liner also demonstrates a commitment to environmental sustainability.

Get ready for adventures without compromising on comfort and warmth with the Reactor Extreme liner from Sea to Summit.

Additional information:

SHAPE: Mummy

WEIGHT: Compact : 353 g / Standard: 383 g

THERMAL BOOST: + 15%

DIMENSIONS: Compact : 80 x 198 cm / Standard: 80 x 216 cm

Data sheet
  • Type : Unisex

The brand SEA TO SUMMIT

SEA TO SUMMIT
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