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Sea to Summit Reactor Extreme Thermolite Liner

£45.57 RRP £57.50

The Sea to Summit Thermolite Reactor Extreme Liner increases sleeping bag performance by up to 15°C with its super insulating 110g/m² Thermolite® fabric. The spacious design is slightly tapered from head to foot to reduce weight and increase thermal efficiency, and the drawcord hood can be cinched down for extra warmth when required. This knit fabric also has serious stretch to it, making the Reactor Extreme the ideal liner for the restless sleeper.

  • Made with 110g/m² Thermolite® material
  • Increases sleeping bag performance by up to 15°C
  • Use on its own or as part of a layered system
  • Mummy shape with box foot
  • Drawcord hood with mini cord lock
  • Ultra-Sil® stuff sack included
  • Size: 183 x 90cm
  • Weight: 399g
  • Sea to Summit Reactor Extreme Thermolite Liner

Delivery Charges

Just £1.95 next working day UK delivery - Free on orders over £50

Delivery Times Explained

In Stock 2 day deliveryNext working day delivery - stock is available from our warehouse and will normally be despatched the same day if you order by 3pm.

All items are sent on a next working day service (large/expensive items DPD Monday-Friday, smaller items Royal Mail Monday-Saturday). If you require Saturday delivery on larger/more expensive items (over about £50) there will be an additional charge, please give us a call for a quote.
Northern Ireland, Highlands and Islands will take 2 working days.

On OrderOn order - Please call to check availability

Delivery Method

Small items may be sent by Royal Mail 24h, larger or more expensive items with DPD Next Day may require a signature on delivery. In the event that no one is available, the parcel will be taken to your local depot and a note will be left with instructions for redelivery.

Detailed delivery information and international rates

Our Guarantee

Our "no quibbles" guarantee means that if for any reason you are unhappy with the item you have purchased just return it in its original condition within 28 days and we will issue a full refund or exchange.

Christmas Returns

Items purchased between 1st November and 25th December can be returned anytime until the 31st January 2018 as part of our extended Christmas guarantee! Normal terms and conditions apply

FAQs and more information on returns and exchanges

Sea to Summit Reactor Extreme Thermoli Sea to Summit Reactor Extreme Thermoli

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Quick Link Code: 526272

Supplier Code: AREACTEX

£1.95 Next working day UK* delivery - Free on orders over £50 - Order before 3pm - (*2 working days for Highlands, Islands and Northern Ireland)