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Sea to Summit Reactor Insulated Sleeping Bag Liner
✅ In stock
F
Grade
Analysis Confidence
77%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 27, 2026 3:08 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 🏷️The listed retail price is trimmed by 6% at checkout.
- 📉A lower price did appear very recently, suggesting the market may revisit that level before long.
- 📈Prices have been moving higher lately — waiting risks paying more if that momentum continues.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
Sea to Summit North America
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓thermolite
✓Imported
✓Insulated sleeping bag liner adds extra warmth and personal hygiene to any sleeping bag
✓Lightweight and insulative, Thermolite Pro technology with hollow-core fibers and infrared-absorbing pigments enhances warmth with minimal pack size, adding up to 7 degrees Fahrenheit
✓Freedom to move with stretch-knit fabric and shaped arm openings for unrestricted movement and natural comfort throughout sleep
✓Technical shape and fitted hood deliver optimal warmth and comfort without extra weight or bulk; fits any sleeping bag due to stretch fabric
✓Lightweight Long measures 78 x 31.5 inches and weighs 9.2 ounces; packs to 7.1 x 3.9 x 3.9 inches with a packed weight of 9.6 ounces
⚙️ Specifications
Brand
Sea to Summit
Color
Grey
Occupancy
4
Shape
Mummy
Seasons
Winter, 3 Seasons
Temperature Rating
Designed for temperatures down to 25 degrees Fahrenheit below user's comfort range
Age Range (Description)
Adult
Material
thermolite
Fill Material
Thermolite
Closure Type
Zipper
Thermal Resistance
2 watts_per_meter_per_celsius
