Highlights
Best UseBackpacking, Cycle touring, Paddle touring
Length198cm | 78in
Packed Weight370 g | 13.1 oz
Packed Size19 × 11.5 × 11.5 cm | 7 × 5 × 5 in
Performance
- Ultralight
- Lightweight
- Midweight
- Ultra Compact
- Compact
- Midsize
About The Product
The Reactor Midweight enhances your sleep system with advanced Thermolite® Pro fabric. Infrared-absorbing ceramic pigments and hollow-core fibres trap body heat, adding up to 6°C|11°F to a sleep system with minimal bulk. Stretch-knit fabric and arm openings allow unrestricted sleep, making it a great fit for any shape sleeping bag. Quick-drying and easy to clean, it features HeiQ Fresh odour control and helps extend your sleeping bag’s lifespan by reducing wash frequency.
Product Features
- Boosts Sleep System Warmth – Thermolite® Pro uses Far Infrared technology and hollow-core fibres to trap and reflect body heat without extra bulk
- Freedom to Move – Stretch-knit and shaped arm openings allow unrestricted movement, providing natural comfort throughout your sleep
- Technical Shape and Hood – Ergonomic design with a fitted hood delivers optimal warmth and comfort without extra weight or bulk
Shipping & Returns
We use climate-neutral shipping:
- DHL GoGreen for orders to Germany, Austria, France, Italy and Czech Republic and
- GLS Klima Protect for orders to Belgium, Denmark, the Netherlands, Luxembourg, Sweden, Switzerand and Norway.
All orders are usually shipped within 48 hours.
Delivery time can take up to 3 working days Germany-wide, 4 working days for orders to AT, BE, CZ, DK, FR, IT, LU, NL & SE and 6 working days for orders to CH & NO and depends on the shipping service provider.
Shipping cost:
- Germany: For orders with a value below 100€ we charge a shipping fee of 4,95€. We do not charge shipping fees for orders with a value over 100€.
- France, Italy, Austria, Belgium & Netherlands: For orders with a value below 100€ we charge a shipping fee of 9,99€. We do not charge shipping fees for orders with a value over 100€.
- Luxembourg: We charge a shipping fee of 9,99€ for all orders.
- Czech Republic: We charge a shipping fee of 14,99€ for all orders.
- Denmark: We charge a shipping fee of 75 DKK for all orders.
- Norway: We charge a shipping fee of 599 NOK for all orders.
- Sweden: We charge a shipping fee of 219 SEK for all orders.
- Switzerland: We charge a shipping fee of 29 CHF for all orders.
All orders can be returned within 14 days of purchase. However, for the sake of the environment, please make sure to keep returns as low as possible.
Find Locally
Reactor Midweight Sleeping Bag Liner Long
Features
- Boosts Sleep System Warmth – Thermolite® Pro uses Far Infrared technology and hollow-core fibres to trap and reflect body heat without extra bulk
- Freedom to Move – Stretch-knit and shaped arm openings allow unrestricted movement, providing natural comfort throughout your sleep
- Technical Shape and Hood – Ergonomic design with a fitted hood delivers optimal warmth and comfort without extra weight or bulk
- Stay Fresh Longer – HeiQ Fresh odour control technology keeps the liner fresh after extended use
- Sleep System Integration – Snap connectors at the shoulders easily pair with Sea to Summit sleeping bags for quick, hassle-free entry and exit
- Easy to Keep Clean – Machine washable construction simplifies care and reduces wear on your sleeping bag over time
- Lower Impact Materials – Crafted with certified recycled fibres and bluesign APPROVED materials to minimise environmental impact
Technical Features
HeiQ Fresh
Thermolite Pro
Thermolite Ecomade
Tech specs
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Best UseBackpacking, Cycle touring, Paddle touring
-
Materials100% Post-Consumer Recycled Polyester; Stuff Sack: 100% Polyester
| Short | Regular | Long | |
|---|---|---|---|
| Weight | 330 g11.6 oz | 350 g12.3 oz | 365 g12.9 oz |
| Dimensions | 178 × 80 cm70 × 31 in | 193 × 80 cm76 × 31 in | 198 × 80 cm78 × 31 in |
| Packed Size | 19 × 11.5 × 11.5 cm7 × 5 × 5 in | 19 × 11.5 × 11.5 cm7 × 5 × 5 in | 19 × 11.5 × 11.5 cm7 × 5 × 5 in |
| Recommended User Height | 170 cm67 in | 185 cm73 in | 198 cm78 in |
Frequently Asked questions
How much warmth does a Reactor Midweight add to a sleeping bag?
Which Reactor is warmest?
Can a Reactor be machine washed and dried?
Can a Reactor Midweight work as a stand alone sleeping bag?
Shipping & Returns
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