--- product_id: 615451708 title: "Sea to Summit Reactor Insulated Sleeping Bag Liner" brand: "sea to summit" price: "€ 135.11" currency: EUR in_stock: true category: "Sea To Summit" url: https://www.desertcart.hr/products/615451708-sea-to-summit-reactor-insulated-sleeping-bag-liner store_origin: HR region: Croatia --- # Up to +25°F warmth boost HeiQ Fresh odor control tech Knitted stretch fabric for freedom Sea to Summit Reactor Insulated Sleeping Bag Liner **Brand:** sea to summit **Price:** € 135.11 **Availability:** ✅ In Stock ## Summary > 🔥 Stay Toasty, Sleep Fresh: Elevate Your Outdoor Nights ## Quick Answers - **What is this?** Sea to Summit Reactor Insulated Sleeping Bag Liner by sea to summit - **How much does it cost?** € 135.11 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/615451708-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 - • **Lifetime Confidence:** Backed by Sea to Summit’s lifetime guarantee—your trusted camping companion for years. - • **Stretch-Fit Freedom:** Knitted hollow-core fibers provide unmatched stretch and movement in a mummy-shaped liner. - • **Custom Comfort Drawcord:** Adjustable footbox drawcord integrates seamlessly with Sea to Summit’s Free-Flow Zip system. - • **Odor-Resistant Freshness:** HeiQ Fresh technology keeps your liner smelling clean even after extended adventures. - • **Thermolite Pro Warmth Boost:** Reflects your body heat for up to 25°F extra warmth—camp cozy guaranteed. ## Overview The Sea to Summit Reactor Insulated Sleeping Bag Liner uses advanced Thermolite Pro technology with hollow-core fibers and infrared ceramic pigments to reflect body heat, boosting your sleeping bag warmth by up to 25°F. Its stretchy knitted fabric ensures freedom of movement, while HeiQ Fresh odor control keeps it hygienic on extended trips. Featuring an adjustable drawcord footbox compatible with Sea to Summit’s Free-Flow Zip system, this mummy-shaped liner is lightweight, durable, and backed by a lifetime guarantee—perfect for cold-season backpacking and camping. ## Description desertcart.com : Sea to Summit Reactor Sleeping Bag Liner, Extreme Standard (85 x 31.5) | Insulated Thermolite sleeping bag liner adds warmth and improves hygiene in cold-weather camping : Sports & Outdoors ## Features - thermolite - Imported - Insulated sleeping bag liner adds extra warmth and personal hygiene to any sleeping bag. - Thermolite Pro technology using knitted, hollow-core fibers and absorbing infrared ceramic pigments to reflect your body's heat back to the wearer for enhanced warmth and comfort - Drawcord footbox can be opened or closed for optimal comfort and integrates perfectly with the footbox of our Free-Flow Zip system in select Sea to Summit sleeping bags - HeiQ Fresh odor control technology helps keep the liner fresh even after extended use - Knitted fabric provides incredible stretch and freedom of movement in this mummy-shaped liner and works seamlessly with sleeping bags of any shape, Sea to Summit Guarantee is offered for the Lifetime of this product ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CT69SWJP | | Additional Features | Thermal Boost | | Age Range Description | Adult | | Best Sellers Rank | #16,018 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #8 in Camping Sleeping Bag Liners | | Brand Name | Sea to Summit | | Closure Type | Drawstring | | Color | Spicy Orange | | Customer Reviews | 4.7 4.7 out of 5 stars (300) | | Fabric Type | thermolite | | Fill Material Type | Thermolite | | Global Trade Identification Number | 09327868158331 | | Item Dimensions L x W | 85.04"L | | Item Weight | 0.38 kg | | Manufacturer | Sea to Summit | | Manufacturer Part Number | ASL031071-190804 | | Material | thermolite | | Maximum Height Recommendation | 7.08 feet | | Model Number | ASL031071-190804 | | Occupancy | 1 | | Seasons | Cold Seasons | | Shape | Mummy | | ShellMaterial | thermolite | | Size | 85 x 31.5 | | Sport Type | Backpacking, Camping, Hiking | | Temperature Rating | Up to 25F increase in sleeping bag warmth | | Unit Count | 1 count | ## Product Details - **Age Range (Description):** Adult - **Brand:** Sea to Summit - **Color:** Spicy Orange - **Material:** thermolite - **Occupancy:** 1 - **Seasons:** Cold Seasons - **Shape:** Mummy - **Special Feature:** Thermal Boost - **Sport:** Backpacking, Camping, Hiking - **Temperature Rating:** Up to 25F increase in sleeping bag warmth ## 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.hr/products/615451708-sea-to-summit-reactor-insulated-sleeping-bag-liner](https://www.desertcart.hr/products/615451708-sea-to-summit-reactor-insulated-sleeping-bag-liner) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-27*