--- product_id: 360916643 title: "HiZYNICE Cold Weather Sleeping Bag 100% Cotton Flannel XXL for Adults Big and Tall,Free Compression Sack" brand: "hizynice" price: "5402053₫" currency: VND in_stock: true reviews_count: 13 category: "Hi Zynice" url: https://www.desertcart.vn/products/360916643-hizynice-cold-weather-sleeping-bag-100-cotton-flannel-xxl-adults store_origin: VN region: Vietnam --- # Comfort temp 30°F, limit 15°F, extreme 0°F XXL roomy fit 90x39 in 100% cotton flannel soft lining HiZYNICE Cold Weather Sleeping Bag 100% Cotton Flannel XXL for Adults Big and Tall,Free Compression Sack **Brand:** hizynice **Price:** 5402053₫ **Availability:** ✅ In Stock ## Summary > 🔥 Sleep Warm, Sleep Large — Own the Cold in Style! ## Quick Answers - **What is this?** HiZYNICE Cold Weather Sleeping Bag 100% Cotton Flannel XXL for Adults Big and Tall,Free Compression Sack by hizynice - **How much does it cost?** 5402053₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/360916643-hizynice-cold-weather-sleeping-bag-100-cotton-flannel-xxl-adults) ## Best For - hizynice enthusiasts ## Why This Product - Trusted hizynice brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Thermal Mastery:** Keeps you cozy down to 0°F with draft tube zipper seal - • **Spacious XXL Design:** Fits up to 6'7" and side sleepers comfortably - • **Premium Cotton Flannel:** Soft, breathable lining for ultimate comfort - • **Dual Mode Functionality:** Zip two bags together or open flat as a mat - • **Versatile Zipper System:** Unzip top, bottom, or inside/outside for perfect ventilation ## Overview The HiZYNICE Cold Weather Sleeping Bag is a 100% cotton flannel-lined, XXL-sized rectangular sleeping bag designed for big and tall adults up to 6'7". Engineered for 3-season camping, it offers comfort down to 30°F and protection to 0°F, featuring anti-snag zippers with versatile ventilation options and a draft tube to lock in warmth. Made with durable, waterproof 210T taffeta shell, it’s machine washable and includes a compression sack for easy transport. Perfect for professionals who demand both space and warmth without bulk, this sleeping bag combines premium materials with smart design for the ultimate outdoor sleep experience. ## Description Product description Snag-free zipping More warm Big pocket Easier packing Forever After-sales Service Order this sleepig bag now, If you have any dissatisfaction about our sleepig bags,please Please give us feedback in time,We will provide friendly support. Review: It's Cold...But Not Inside! I Love It! - This HiZYNICE Cold Weather Sleeping Bag is less of a sleeping bag and more of a portable heated apartment with a zipper. I bought it for cold-weather camping, and I’m fairly certain this thing could survive an Arctic expedition, a blizzard, or possibly the next Ice Age. First of all — the XXL size is AMAZING. Finally, a sleeping bag clearly designed by people who understand that adults enjoy things like breathing, turning over, and not sleeping wrapped like a refrigerated burrito. There’s actually room to move around comfortably without performing advanced yoga maneuvers at 2 AM. The 100% cotton flannel interior is ridiculously soft and cozy. The moment you crawl inside, your brain immediately starts negotiating reasons to never leave. It feels less like camping and more like being hugged by a very warm bear that pays your electric bill. And the warmth? Unreal. I used this during cold weather and at one point had to unzip it slightly because I was beginning to suspect I had accidentally entered another climate zone. This thing traps heat so well I’m convinced nearby campers were slowly migrating toward my tent like penguins during a snowstorm. The build quality is excellent too. Heavy-duty zippers, durable materials, and thick insulation all make it feel extremely well-made and built for serious outdoor use. Despite being oversized and super warm, it still rolls up surprisingly well for transport and storage. Whether you’re camping, hunting, working outdoors, RV traveling, or simply preparing for winter survival against suspiciously aggressive weather forecasts, this sleeping bag is fantastic. Highly recommend for anyone who enjoys warmth, comfort, personal space, and surviving cold temperatures without becoming a human popsicle. Absolute beast of a sleeping bag! Review: Amazing Bag and Fantastic Customer Service! - Quality: Very good quality and super soft and comfortable to sleep in or on top of as a mat. Warm, sleek, nice to look at. Not an ugly bag at all. Warmth: This bag is incredibly warm and even being on top your body heat is stored very well and traps easily. This is great for colder conditions and will keep you toasty! 🔥 Zipper: The side zipper is a bidirectional zipper: one zipper pull is on the top and can be unzipped from top to bottom for shoulder ventilation, and the other zipper pull is on the bottom and can be unzipped from bottom to top for leg ventilation. Storage and Carrying: Super easy to pack up and pull out when needed being a moderate weight bag. For how warm it is it’s not super heavy! The storage bag has a handle like grip and the strap goes over the top so it won’t fall out accidentally on you. The bag has plenty of room as well so even if your tucking isn’t tight you’ll fit it right back inside with ease! Customer Service: My bad had a mild issue with the zippers having an issue on the side of the bag and I may have just got a dud, but the brand customer service helped me solve all my issues. They explained the bag design and functions and really ensured they undertook the problem in order to solve it. I got a full refund and they were super respectful and informative. Great Buy! ## Features - Flannel - Made in the USA or Imported - COZY: Soft 100% cotton flannel lining;anti-snag zippers can unzips inside or outside,and unzips at the top or bottom for easy access and ventilation,perfect for camping in 3 seasons. - WARM: the extreme temperature is 0 ℉,the limit temperature is 15 ℉,and the comfort temperature is 30 ℉.A draft tube along the zipper keeps body heat from escaping. - BIG & TALL: 90 x 39 in.; ideal for campers up to 6 ft. 7 in,and people who like side sleeping or roomy. - MACHINE WASHABLE: Wash in cold water with mild detergent,on the gentle cycle.please put the flannel surface in the washing machine to protect the waterproof coating of the shell. - FEATURES: You can zipping together two bag（left and right）to be a double sleeping bag,this sleepig bag can also fully opend to be a mat. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09825XKBF | | Additional Features | Anti-tearing & Waterproof | | Age Range Description | Adult | | Best Sellers Rank | #2,637 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #10 in Camping Sleeping Bags | | Brand | HiZYNICE | | Brand Name | HiZYNICE | | Closure Type | Zipper | | Color | 0F Black | | Customer Reviews | 4.5 out of 5 stars 2,340 Reviews | | Fabric Type | Flannel, cotton, polyester | | Fill Material Type | Cotton | | Included Components | Big and Tall Sleeping Bag, Compressed Sack | | Item Dimensions L x W | 90"L x 40"W | | Item Weight | 7 Pounds | | Manufacturer | HiZYNICE | | Manufacturer Part Number | 2021CSB9040BR | | Material | Flannel | | Maximum Height Recommendation | 6 Feet | | Model Number | 2021CSB9040BR | | Occupancy | 1 Person | | Seasons | 3 Seasons | | Shape | Rectangular | | ShellMaterial | 210T Taffeta（Anti-tearing & Waterproof ） | | Size | 90" x 39" Right Zip | | Sport Type | Camping and Hiking | | Temperature Rating | 0°F | | Unit Count | 1.0 Count | | Warranty Description | 3 Year Manufacturer | ## Product Details - **Age Range (Description):** Adult - **Brand:** HiZYNICE - **Color:** 0F Black - **Material:** Flannel - **Occupancy:** 1 Person - **Seasons:** 3 Seasons - **Shape:** Rectangular - **Special Feature:** Anti-tearing & Waterproof - **Sport:** Camping and Hiking - **Temperature Rating:** 0°F ## Images ![HiZYNICE Cold Weather Sleeping Bag 100% Cotton Flannel XXL for Adults Big and Tall,Free Compression Sack - Image 1](https://m.media-amazon.com/images/I/717j7hZUd7L.jpg) ![HiZYNICE Cold Weather Sleeping Bag 100% Cotton Flannel XXL for Adults Big and Tall,Free Compression Sack - Image 2](https://m.media-amazon.com/images/I/717aj6iz63L.jpg) ![HiZYNICE Cold Weather Sleeping Bag 100% Cotton Flannel XXL for Adults Big and Tall,Free Compression Sack - Image 3](https://m.media-amazon.com/images/I/81fk9lw4WSL.jpg) ![HiZYNICE Cold Weather Sleeping Bag 100% Cotton Flannel XXL for Adults Big and Tall,Free Compression Sack - Image 4](https://m.media-amazon.com/images/I/81hd46xAXtL.jpg) ![HiZYNICE Cold Weather Sleeping Bag 100% Cotton Flannel XXL for Adults Big and Tall,Free Compression Sack - Image 5](https://m.media-amazon.com/images/I/714kjnBpKuL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Will this fit a 6’7” 270lbs man?** A: My husband is a large man and it worked for him. He is 6'5" and 340 pounds. He said he had plenty of room in the sleeping bag. **Q: Who is the seller? Also, does this unzip at the foot area for ventilation?** A: I'm the seller,Yes,you can unzip at the foot area for ventilation。 **Q: How do determine left or right zip? While your in it or looking at it from outside the bag?** A: I'm sorry that I didn't explain left or right zip clearly. Left Zip：When you lie in sleeping bag to rest, the zipper is beside your left arm; Right Zip：When you lie in sleeping bag to rest, the zipper is beside your right arm; And you can see the letter L or R at the bottom of the storage bag. L represents the Left Zip,and R represents the Right Zip. **Q: How do I fully open this to be a mat. I got one with one zipper at the bottom but there are two zippers at the side going in opposite directions.** A: you can open this sleeping bag to be a mat,simply unzip the both bottom and side zip. How to open the side zipper? it is a two-way zipper, just move the two zipper heads together to the bottom of the zipper,must be the bottom and align two zipper heads,then you can unzip it.I hope my answer can help you. It is worth mentioning that side zipper can be pulled in two way directions to facilitate ventilation. ## Customer Reviews ### ⭐⭐⭐⭐⭐ It's Cold...But Not Inside! I Love It! *by X***O on May 10, 2026* This HiZYNICE Cold Weather Sleeping Bag is less of a sleeping bag and more of a portable heated apartment with a zipper. I bought it for cold-weather camping, and I’m fairly certain this thing could survive an Arctic expedition, a blizzard, or possibly the next Ice Age. First of all — the XXL size is AMAZING. Finally, a sleeping bag clearly designed by people who understand that adults enjoy things like breathing, turning over, and not sleeping wrapped like a refrigerated burrito. There’s actually room to move around comfortably without performing advanced yoga maneuvers at 2 AM. The 100% cotton flannel interior is ridiculously soft and cozy. The moment you crawl inside, your brain immediately starts negotiating reasons to never leave. It feels less like camping and more like being hugged by a very warm bear that pays your electric bill. And the warmth? Unreal. I used this during cold weather and at one point had to unzip it slightly because I was beginning to suspect I had accidentally entered another climate zone. This thing traps heat so well I’m convinced nearby campers were slowly migrating toward my tent like penguins during a snowstorm. The build quality is excellent too. Heavy-duty zippers, durable materials, and thick insulation all make it feel extremely well-made and built for serious outdoor use. Despite being oversized and super warm, it still rolls up surprisingly well for transport and storage. Whether you’re camping, hunting, working outdoors, RV traveling, or simply preparing for winter survival against suspiciously aggressive weather forecasts, this sleeping bag is fantastic. Highly recommend for anyone who enjoys warmth, comfort, personal space, and surviving cold temperatures without becoming a human popsicle. Absolute beast of a sleeping bag! ### ⭐⭐⭐⭐⭐ Amazing Bag and Fantastic Customer Service! *by J***Y on July 12, 2025* Quality: Very good quality and super soft and comfortable to sleep in or on top of as a mat. Warm, sleek, nice to look at. Not an ugly bag at all. Warmth: This bag is incredibly warm and even being on top your body heat is stored very well and traps easily. This is great for colder conditions and will keep you toasty! 🔥 Zipper: The side zipper is a bidirectional zipper: one zipper pull is on the top and can be unzipped from top to bottom for shoulder ventilation, and the other zipper pull is on the bottom and can be unzipped from bottom to top for leg ventilation. Storage and Carrying: Super easy to pack up and pull out when needed being a moderate weight bag. For how warm it is it’s not super heavy! The storage bag has a handle like grip and the strap goes over the top so it won’t fall out accidentally on you. The bag has plenty of room as well so even if your tucking isn’t tight you’ll fit it right back inside with ease! Customer Service: My bad had a mild issue with the zippers having an issue on the side of the bag and I may have just got a dud, but the brand customer service helped me solve all my issues. They explained the bag design and functions and really ensured they undertook the problem in order to solve it. I got a full refund and they were super respectful and informative. Great Buy! ### ⭐⭐⭐⭐⭐ Great Purchase! *by M***I on January 29, 2026* I bought this for my husband's turkey hunting trip last year and it hasn't disappointed. He said it was the warmest sleeping bag he's ever owned. The inside material is super soft and it's large enough to get comfortable and cozy. Its not super heavy but it does have some weight to it, and the quality is wonderful. Its not too bulky and rolls back up like a dream. Great value for the price! ## Frequently Bought Together - HiZYNICE 0 Degree Sleeping Bag 100% Cotton Flannel XXL for Adults Big and Tall Cold Weather Winter Zero Degree Camping,Free Compression Sack - Yuzonc Camping Sleeping Pad, Ultralight Camping Mat with Pillow Built-in Foot Pump Inflatable Sleeping Pads Compact for Camping Backpacking Hiking Traveling Tent - TETON Sports Camp Pillow; Great for Travel, Camping and Backpacking; Washable --- ## 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.vn/products/360916643-hizynice-cold-weather-sleeping-bag-100-cotton-flannel-xxl-adults](https://www.desertcart.vn/products/360916643-hizynice-cold-weather-sleeping-bag-100-cotton-flannel-xxl-adults) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-22*