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Reactor Midweight Liner + Sea To Summit

Reactor Midweight Liner

Fleece bag cover - Reactor Midweight Liner - Sea to Summit - 2026

From
£45.90
-19%
£56.90
VAT and custom duties included
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Reactor Midweight Liner
From
£45.90
-19%
£56.90
VAT and custom duties included
return 60 days to change your mind
Get £0.92 off your next order.
Description

The Reactor Midweight Liner from the brand Sea to Summit is a versatile fleece bag cover.

This lightweight, technical model is ideal for adding an extra layer of comfort andhygiene to your main sleeping bag. Its sarcophagus-like shape ensures the body is fully enclosed, thereby optimizing heat retention. With no zip, it is easy to use and offers great freedom of movement.

Made from high-quality materials, this bag cover is perfect for adventurers looking for reliable, easy-to-carry kit for their hiking and camping trips. This is an essential accessory for improving your comfort throughout all seasons.

,

The Reactor Midweight Liner brand's bag cover Sea to Summit is a versatile fleece sleeping bag liner.

This lightweight, technical model is ideal for adding an extra layer of comfort andhygiene to your main sleeping bag. Its sarcophagus shape optimizes the wrapping of the body for better warmth retention. Without a zip, it offers ease of use and great freedom of movement.

Made from high-quality materials, this bag cover is perfect for adventurers looking for reliable, easy-to-carry equipment for their hiking and Camping trips. This is an essential accessory for improving your comfort in all seasons.

Reactor Midweight Liner
Discover related categories
Technical details
Sleeping bag shape
Mummy
Use - sleeping bag
Trekking
Overview
Brand
Sea To SummitSea To Summit-logo
Warranty
2
Year
2026
Season
Spring
Gender
Unisex
Product details
Weight (g)
350
Length (cm)
185
Technical details
Zip side
14696
Seasons
4
Combinable
No
Performance
Use type
14605 14606
Filling
14081
Other features

- Temperature increase inside the sleeping bag of up to +6 °C
- Sleeves for comfort and ventilation
- Stretch
- Fits inside any sleeping bag and can be attached to sleeping bags Sea to Summit
- Easy to clean
- Quick-drying
- Protecting your sleeping bag from damp and dirt
- RCS-certified recycled material
- Odour-control technology HeiQ® Fresh

Composition :
- Hollow-fibre fleece Thermolite® Pro

Sizes:



Size Small Regular Long
Length 170 cm 185 cm 198 cm
Shoulder width 80 cm 80 cm 80 cm
Width of legs 55 cm 55 cm 55 cm
Folded 19 x Ø 11.5 cm 19 x Ø 11.5 cm 19 x Ø 11.5 cm





RCS Recycled Claim Standard 100 This label certifies that the finished product contains more than 95 per cent recycled materials. It also demonstrates the stakeholders’ dedication to transparent labelling and exemplary traceability of raw materials.
Thermolite® Pro THERMOLITE® Pro uses hollow fibres and a ceramic material that absorbs infrared radiation to reflect the heat emitted by your body, providing greater warmth and comfort.
,

- Temperature gain in the sleeping bag up to +6 °C
- Sleeves for comfort and ventilation
- Stretchy
- Fits into all sleeping bags and can be attached to sleeping bags Sea to Summit
- Easy cleaning
- Quick drying
- Protection of the sleeping bag against moisture and dirt
- RCS certified recycled material
- HeiQ® Fresh Anti-odour technology

Materials:
- Fleece en fibres creuses Thermolite® Pro



RCS Recycled Claim Standard 100 This label certifies that the finished product contains more than 95% recycled materials. It also attests to the stakeholders' dedication to transparent labelling and exemplary traceability of raw materials.
Thermolite® Pro THERMOLITE® Pro uses hollow fibres and infrared-absorbing ceramic to reflect the heat emitted by your body, for increased warmth and comfort.

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