Sea to Summit Thermolite Reactor Sleeping Bag Liner
Increase the warmth of your sleeping bag and your sleeping comfort.
Increase the warmth of your sleeping bag and your sleeping comfort.
The Thermolite® Reactor increases sleeping bag performance by up to 8°C with 80g/m² Thermolite® fabric. Our best-selling sleeping bag liner! The Reactor is made from 80g/ m² Thermolite®—the lightest weight Thermolite® fabric available. Thermolite® is a hollow core fibre that provides amazing warmth for its weight and remains extremely breathable. The Reactor adds up to 8°C of warmth to a sleeping bag or can be used alone as a warm-weather bag.
- Lighter weight, more packable than fleece
- Mummy shape with a box foot
- Drawcord hood with mini cord lock
- Contrasting color along the top edge makes it easier to find the opening
- Packs into its own Ultra-Sil® stuff sack
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Product Specific FAQs
Delivery & Tracking
When will it be delivered?
We aim to ship all orders that we receive by 3 pm UK time between Monday to Friday
How are your items sent
Our main UK Shipping option is with Royal Mail Tracked service
( In some circumstances we may use other carriers, depending on the destination and product )
( In some circumstances we may use other carriers, depending on the destination and product )
Is there tracking on my order?
Yes, tracking numbers are sent when the order despatch confirmation is sent, and they have a link to your tracking service
Tracking usually comes live during the evening of the day of despatch of your order
Tracking usually comes live during the evening of the day of despatch of your order
Do you ship outside of the UK
Yes we do.
Overseas shipping will vary depending on location, weight, and service available.
Delivery times for overseas orders can vary considerably depending on location, please get in touch if
you need details of delivery options by emailing [email protected] and giving us your address,
including country and Post or Zip code
Overseas shipping will vary depending on location, weight, and service available.
Delivery times for overseas orders can vary considerably depending on location, please get in touch if
you need details of delivery options by emailing [email protected] and giving us your address,
including country and Post or Zip code