--- product_id: 740914884 title: "Cosmic Synthetic Fill 0 Degree Backpacking Sleeping Bag, Regular – Compression Straps, Stuff Sack Included" brand: "kelty" price: "B/.754" currency: PAB in_stock: true category: "Kelty" url: https://www.desertcart.com.pa/products/740914884-cosmic-synthetic-fill-0-degree-backpacking-sleeping-bag-regular-compression store_origin: PA region: Panama --- # Integrated compression stuff sack for minimalist packability 0°F temp rating for extreme cold CirroLoft ECO insulation from 100% recycled fibers Cosmic Synthetic Fill 0 Degree Backpacking Sleeping Bag, Regular – Compression Straps, Stuff Sack Included **Brand:** kelty **Price:** B/.754 **Availability:** ✅ In Stock ## Summary > 🥾 Sleep Warm, Pack Smart, Adventure Hard! ## Quick Answers - **What is this?** Cosmic Synthetic Fill 0 Degree Backpacking Sleeping Bag, Regular – Compression Straps, Stuff Sack Included by kelty - **How much does it cost?** B/.754 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/740914884-cosmic-synthetic-fill-0-degree-backpacking-sleeping-bag-regular-compression) ## Best For - kelty enthusiasts ## Why This Product - Trusted kelty brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Eco-Warrior Warmth:** Sustainable synthetic fill keeps you cozy & green - • **Pack Light, Camp Farther:** Compression straps + stuff sack shrink your load - • **Tailored for Trailblazers:** Fits up to 6'6" with roomy footbox for all-night comfort - • **Built to Brave the Elements:** Durable nylon shell with PFAS-free DWR finish resists weather - • **Stay Toasty in Subzero Temps:** 0°F rating means warmth when others quit ## Overview The Kelty Cosmic Synthetic 0°F Sleeping Bag combines high-performance CirroLoft ECO insulation made from recycled fibers with a durable, weather-resistant nylon shell. Designed for backpackers up to 6'6", it features an integrated compression stuff sack for minimalist packing and a tailored fit with a spacious footbox. Rated for freezing temperatures, this lightweight mummy bag ensures reliable warmth and comfort on cold, damp trails while supporting sustainable outdoor adventures. ## Description The Cosmic Synthetic 0°F Sleeping Bag proves that staying warm under the stars doesn't have to break the bank. With CirroLoft ECO insulation made from 100% recycled fibers, this mummy bag delivers lightweight, compressible warmth that's easy to pack and perfect for even wintry adventures. Its durable nylon shell features a PFAS-free DWR finish for added weather defense, while the silky taffeta liner ensures comfort after a long day on the trail. Designed for both warmth and functionality, the bag's contoured hood, full draft collar, and offset quilt construction work together to trap heat and prevent cold spots. ## Features - nylon - Imported - 0 Degree Temp Rating, Long Size: Fits sleepers up to 6ft 6in, fill weight 60oz, total weight 4lbs 11oz, stuff size (non-compressed) 17x11 inches. - Packability: Integrated compression stuff sack, coupled with the premium packability of the synthetic fill allow the Cosmic synthetic to reach minimalist standards of backpacking gear. Trail weight varies by temp rating, from 2lbs 6oz to 4lbs 11oz. - Insulation: Cirroloft synthetic insulation provides reliable warmth in cold and damp conditions, maintains loft for even coverage with no cold spots. Temperature ratings from 0 degrees to 40 degrees, to ensure your time on the trail is comfortable. - Tailored Fit: Natural fit spacious footbox gives more room to wiggle your toes, and length options range to fit sleepers 5’8” to 6’6”. A handy stash pocket on the exterior of the bag for your overnight goodies and essentials in the tent. - Kelty Craftsmanship: Kelty is synonymous with quality in the outdoor community. Kelty gear is built for play, and built to last. The Cosmic Synthetic bag is ready to be put through the ringer on the trail, campground, and everywhere in between. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DPXRC6RS | | Additional Features | Compression Strap Integrated Stuff Sack | | Age Range Description | Adult | | Best Sellers Rank | #159,402 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #331 in Camping Sleeping Bags | | Brand Name | Kelty | | Closure Type | Zipper | | Color | Fired Brick Red | | Customer Reviews | 3.8 3.8 out of 5 stars (10) | | Fabric Type | nylon, polyester | | Fill Material Type | Synthetic | | Included Components | Kelty Limited Lifetime Warranty, Sleeping bag, stuff sack with integrated compression straps | | Item Dimensions L x W | 74"L x 30"W | | Manufacturer | Kelty | | Manufacturer Part Number | 35428525LR | | Material | 20D recyclednylon, PFAS-free DWR treatment | | Maximum Height Recommendation | 78 inches | | Model Number | 35428525LR | | Occupancy | 1 Person | | Seasons | All Seasons | | Shape | Mummy | | ShellMaterial | Nylon | | Size | Long (2025) | | Temperature Rating | Minus 4 to 0 degrees Celsius | | UPC | 727880890612 | | Unit Count | 1 Count | | Warranty Description | Limited Warranty | ## Product Details - **Age Range (Description):** Adult - **Brand:** Kelty - **Color:** Fired Brick Red - **Fill Material:** Synthetic - **Material:** 20D recyclednylon, PFAS-free DWR treatment - **Occupancy:** 1 Person - **Seasons:** All Seasons - **Shape:** Mummy - **Special Feature:** Compression Strap Integrated Stuff Sack - **Temperature Rating:** Minus 4 to 0 degrees Celsius ## Images ![Cosmic Synthetic Fill 0 Degree Backpacking Sleeping Bag, Regular – Compression Straps, Stuff Sack Included - Image 1](https://m.media-amazon.com/images/I/51Tloto2h+L.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.com.pa/products/740914884-cosmic-synthetic-fill-0-degree-backpacking-sleeping-bag-regular-compression](https://www.desertcart.com.pa/products/740914884-cosmic-synthetic-fill-0-degree-backpacking-sleeping-bag-regular-compression) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-09-15*