--- product_id: 738497099 title: "Sea to Summit Reactor Insulated Sleeping Bag Liner" brand: "sea to summit" price: "128556CFA" currency: XOF in_stock: true category: "Sea To Summit" url: https://www.desertcart.sn/products/738497099-sea-to-summit-reactor-insulated-sleeping-bag-liner store_origin: SN region: Senegal --- # Stretch knit fabric for freedom Up to +25°F warmth boost Thermolite Pro hollow-core fiber Sea to Summit Reactor Insulated Sleeping Bag Liner **Brand:** sea to summit **Price:** 128556CFA **Availability:** ✅ In Stock ## Summary > 🔥 Sleep warmer, move freer, camp smarter. ## Quick Answers - **What is this?** Sea to Summit Reactor Insulated Sleeping Bag Liner by sea to summit - **How much does it cost?** 128556CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/738497099-sea-to-summit-reactor-insulated-sleeping-bag-liner) ## Best For - sea to summit enthusiasts ## Why This Product - Trusted sea to summit brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Warmth Amplified:** Boost your sleeping bag’s insulation by up to 25°F for cozy nights in any climate. - • **Versatile Footbox:** Drawcord footbox with Free-Flow Zip compatibility offers adjustable ventilation and easy mobility. - • **Custom Comfort Fit:** Stretch knit fabric and mummy design ensure seamless fit and unrestricted movement. - • **Freshness Guaranteed:** HeiQ Fresh anti-odor tech keeps your liner smelling clean, trip after trip. - • **Advanced Thermolite Pro:** Innovative hollow-core fibers and infrared ceramic pigments reflect your body heat back to you. ## Overview The Sea to Summit Reactor Insulated Sleeping Bag Liner uses cutting-edge Thermolite Pro technology to increase your sleeping bag’s warmth by up to 25°F. Crafted with stretch knit fabric for a perfect fit and enhanced mobility, it features a drawcord footbox compatible with Sea to Summit’s Free-Flow Zip system for customizable ventilation. HeiQ Fresh anti-odor treatment ensures long-lasting freshness, making it an essential upgrade for backpackers and campers seeking comfort, hygiene, and warmth in one sleek liner. ## Description The Sea to Summit Reactor Insulated Sleeping Bag Liner expands your comfort range and improves your sleeping bag hygiene. Thermolite hollow core fibers are made like polar bear fur and traps heat efficiently for a luxurious, soft and comfortable feel. Stretch knit fabric provides optimal comfort, and the Reactor fits into any sleeping bag. In addition, the drawcorded footbox provides plenty of ventilation for versatility when walking around camping with a liner on. Available in 3 different weights. Reactor technical liner makes your existing sleeping bag warmer and more versatile. Regular liner uses hollow core Thermolite Pro fabric with infrared absorbing ceramic pigments and Thermolite eco-made fibers. This lightweight fabric adds up to 14F of warmth to your sleeping system. The Extreme Liner features a thick, hollow core Thermolite Pro fabric that adds up to 25F of warmth to your sleeping system. The fleece liner uses a grid pattern hollow core Thermolite Pro fiber to provide the warmest sleeping bag liner that adds warmth of up to 32F to your sleeping system ## Features - The insulated sleeping bag liner brings warmth and personal hygiene to any sleeping bag - Thermolite Pro Technology uses hollow core fibers in a knit structure and infrared-absorbing ceramic pigments to reflect body heat back to the wearer, enhancing warmth and comfort - The drawcord footbox can be opened and closed to achieve optimal comfort and integrates perfectly with the Free-Flow Zip system footbox of the Sea to Summit sleeping bag - HeiQ Fresh anti-odor technology keeps your liner fresh for extended use - This mummy-type liner features a knitted fabric that stretches remarkably, providing freedom of movement Seamlessly fits any shape of sleeping bag Sea to Summit ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CT69SWJP | | Additional Features | Drawcord footbox | | Age Range Description | Adult | | Amazon Bestseller | #192,574 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #85 in Camping Sleeping Bag Liners | | Brand Name | Sea to Summit | | Closure Type | Drawstring | | Color | spicy orange | | Customer Reviews | 4.6 4.6 out of 5 stars (226) | | Fabric Type | thermolite | | Fill Material Type | Thermolite | | Global Trade Identification Number | 09327868158331 | | Item Dimensions L x W | 85L x 31.5W cm | | Manufacturer | Sea to Summit | | Manufacturer Part Number | ASL031071-190804 | | Material | Thermolite | | Maximum Height Recommendation | 7.08 Feet | | Model Number | ASL031071-190804 | | Occupancy | 1 | | Seasons | Winter | | Shape | Mummy | | ShellMaterial | Thermolite | | Size | 85 cm x 31.5 cm | | Sport Type | Camping & Hiking | | Temperature Rating | Increase the warmth of your sleeping bag by up to 25 degrees | | Unit Count | 1.0 Count | ## Product Details - **Age Range (Description):** Adult - **Brand:** Sea to Summit - **Color:** spicy orange - **Material:** Thermolite - **Occupancy:** 1 - **Seasons:** Winter - **Shape:** Mummy - **Special Feature:** Drawcord footbox - **Sport:** Camping & Hiking - **Temperature Rating:** Increase the warmth of your sleeping bag by up to 25 degrees ## Images ![Sea to Summit Reactor Insulated Sleeping Bag Liner - Image 1](https://m.media-amazon.com/images/I/51y1ZEIIHRL.jpg) ![Sea to Summit Reactor Insulated Sleeping Bag Liner - Image 2](https://m.media-amazon.com/images/I/717FGa+RshL.jpg) ![Sea to Summit Reactor Insulated Sleeping Bag Liner - Image 3](https://m.media-amazon.com/images/I/7142moFOpHL.jpg) ![Sea to Summit Reactor Insulated Sleeping Bag Liner - Image 4](https://m.media-amazon.com/images/I/81XnJwN4QUL.jpg) ![Sea to Summit Reactor Insulated Sleeping Bag Liner - Image 5](https://m.media-amazon.com/images/I/818yJJioawL.jpg) ## Available Options This product comes in different **Style** options. ## Frequently Bought Together - Sea to Summit Reactor Insulated Sleeping Bag Liner - Sea to Summit Drylite Towel, Lightweight Camping and Travel Towel - Rainleaf Microfiber Towel Perfect Travel & Gym & Camping Towel. Quick Dry - Super Absorbent - Ultra Compact - Lightweight. Suitable for Trip, Beach, Shower, Backpacking, Pool --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sn/products/738497099-sea-to-summit-reactor-insulated-sleeping-bag-liner](https://www.desertcart.sn/products/738497099-sea-to-summit-reactor-insulated-sleeping-bag-liner) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-06-06*