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MongByYa

Sleeping Bag Liner, Compact Travel Sheets for Hotel Hostel | Ultralight 4 Seasons Adult Sleep Sack for Camping Backpacking, Comfy Breathable & Easy Care, 3 Sizes

✅ In stock
F
Grade
💤 Not a Deal
0/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$17.99
Listed $17.99
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Price verified Nov 13, 2026 3:20 AM · 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.
  • ➡️Pricing has held fairly steady, with no strong push in either direction.

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 Bonng
📦 Fulfillment Fulfilled by Amazon
🚚 Shipping Free Shipping

Product Details

✓Polyester
✓Imported
✓Ultralight & Packable - Backpacker's Dream. Weighs as low as 1.7lb. (770g) and folds into a compact pouch. Unlike bulky sleeping bags, this travel sheet fits easily into your backpack or carry-on, saving precious space for hiking and camping gear.
✓Skin-Friendly & Breathable Fabric. Made from premium polyester with sanding technology, this sleeping bag liner feels silky soft against your skin – no crinkle noise, no pilling, no fading. The breathable material keeps you cool on hot summer nights and cozy in spring.
✓Humanized Design for Easy Entry & Ventilation. Two buckles on top allow you to open one or both sides for effortless entry. An invisible zipper at the bottom lets you ventilate and move your feet freely. Overheat? Just unzip the bottom for instant cooling – perfect for warm-weather camping.
✓4-Season Companion for Your Sleep System. Use this sleep sack as a protective liner inside your winter sleeping bag – just wash the liner instead of the whole bag, and it adds 10-15°F warmth. In summer, use it alone as a lightweight sleeping bag. Perfect for backpacking, hotels, and hostels year-round.
✓3 Sizes Available & Easy Care. Choose from single-person and double-person versions for the perfect fit. After your backpacking trip, simply toss this lightweight sleep sack into the washing machine and tumble dry low. It comes out fresh, clean, and ready for your next adventure.

⚙️ Specifications

Brand
MongByYa
Color
Grey Blue
Occupancy
1 Person
Shape
Square
Seasons
All Seasons
Temperature Rating
Comfort
Age Range (Description)
Adult
Sport
Camping, Climbing, Fishing, Hunting, Mountaineering
Special Feature
Foldable, Lightweight, Portable, Windproof
Material
Polyester
Sport Type
Camping, Climbing, Fishing, Hunting, Mountaineering

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