Sea to Summit Reactor Midweight Liner Large

Reactor Midweight Liner Large

by Sea to Summit
Current Price
$84.95
0.00% (24h)
All-Time High
N/A
All-Time Low
N/A
Available At
1 Store

Product Description

The Reactor Midweight enhances your sleep system with advanced Thermolite® Pro fabric. Infrared-absorbing ceramic pigments and hollow-core fibers 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 odor control and helps extend your sleeping bag’s lifespan by reducing wash frequency.

  • Boosts Sleep System Warmth – Thermolite® Pro uses Far Infrared technology and hollow-core fibers 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 odor 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 fibers and bluesign APPROVED materials to minimize environmental impact
  • 100% Post-Consumer Recycled Polyester
  • Stuff Sack: 100% Polyester
  • Dimensions: 78.0 x 31.5 in | 198 x 80 cm
  • Packed Size: 4.5 x 7.5 x 4.5 in | 11.5 x 19 x 11.5 cm
  • Weight: 12.9 oz | 365g

Availability & Sizing

Stock Status
In Stock at 1 store
Available Sizes (1)
Available Colors (1)
1 total variants — 1 in stock

Price History

Average Price
High
Low

Historical Data

Last 1 days of price history

May 8, 2026
1 vendors
Low
$84.95
Avg
$84.95
High
$84.95
Showing 1 of 1 days

Price Statistics

Current Price
$84.95
Average Price (90d)
$84.95
Price Range
$84.95 - $84.95
All-Time HighATH
N/A
All-Time LowATL
N/A
24h Change
0.00%(N/A)
7d Change
0.00%(N/A)
Available At
1 Stores
Last Updated
May 8, 2026

Description

The Reactor Midweight enhances your sleep system with advanced Thermolite® Pro fabric. Infrared-absorbing ceramic pigments and hollow-core fibers 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 odor control and helps extend your sleeping bag’s lifespan by reducing wash frequency. Boosts Sleep System Warmth – Thermolite® Pro uses Far Infrared technology and hollow-core fibers 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 odor 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 fibers and bluesign APPROVED materials to minimize environmental impact 100% Post-Consumer Recycled Polyester Stuff Sack: 100% Polyester Dimensions: 78.0 x 31.5 in | 198 x 80 cm Packed Size: 4.5 x 7.5 x 4.5 in | 11.5 x 19 x 11.5 cm Weight: 12.9 oz | 365g

Additional Info

CategoryDdbk02
CurrencyUSD
Product IDb798a8f9...

Vendor Comparison (1 stores)

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Sports Basement
Best Price
$84.95
✗ Out of Stock
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Showing 1 of 1 vendors

Available Sizes & Variants (1)

Size:
Color:
VariantSizeColorPriceStatusStoresBuy
Beluga / Large
LargeBeluga
$84.95
In Stock1 storeBuy
Showing 1 of 1 variants