Best Sleeping Bag Liners of 2025

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Sleeping bag liners are a useful addition to any camping or backpacking trip. These lightweight sheets are designed to be placed inside your sleeping bag, providing an extra layer of warmth and comfort. They are also helpful in keeping your sleeping bag clean and free from dirt and sweat. Sleeping bag liners come in a variety of materials, including cotton, silk, and synthetic blends, and can add up to 15 degrees of warmth to your sleeping bag. Whether you're a seasoned backpacker or just starting out, a sleeping bag liner is a smart investment for any outdoor adventure.
At a Glance: Our Top Picks
Top 10 Sleeping Bag Liners
MAMMO Lightweight Sleeping Bag Liner for Travel
The MAMMO Sleeping Bag Liner is an essential travel companion for anyone seeking comfort while camping or staying in hostels. Measuring 210 x 70 cm, it fits standard camp beds, making it perfect for both adults and children. Made from ultra-soft Korean Cotton, it regulates body temperature, ensuring you stay comfortable in both summer and winter. Weighing just 380g, it is lightweight and portable, easily packing into a small bag that can be clipped onto your rucksack. Additionally, it is machine washable, making it simple to clean for your next adventure.
Naturehike Ultralight Sleeping Bag Liner for Travel
The Naturehike Sleeping Bag Liner offers an ultralight design, weighing just 128g, making it effortless to carry during your travels. Its anti-bacterial and anti-mite properties ensure a comfortable night's sleep, promoting hygiene over extended use. You can easily wash this liner in the machine, saving you time and ensuring it stays fresh. Additionally, it helps keep your sleeping bag dry and clean, enhancing its durability and comfort during your camping adventures.
Trail Mummy Sleeping Bag Liner with Pillow Slot
The Trail Sleeping Bag Liner is designed for comfort and practicality during your camping adventures. Its single mummy shape offers a cooler and lighter alternative to traditional sleeping bags, perfect for hot conditions. You will appreciate the soft polycotton material that feels delightful against your skin while remaining breathable and quick-drying. Additionally, this liner is incredibly lightweight and portable, making it easy to pack into your rucksack for hiking trips. It also keeps your sleeping bag clean and hygienic, as it can be easily machine washed.
Nod-Shop 100% Pure Silk Sleeping Bag Liner
The Nod-Shop Silk Sleeping Bag Liner is crafted from 100% pure, hypoallergenic mulberry silk, ensuring a natural and comfortable sleeping experience. Weighing just 110 grams, it is the lightest and most compact liner available, making it perfect for travel. The reinforced seams enhance its durability, allowing you to use it confidently on your adventures. Additionally, it comes with a travel pouch and pillow slip for added convenience, helping you stay organised while on the go.
Sea to Summit AREACTOR Thermolite Sleeping Bag Liner
The AREACTOR Sleeping Bag Liner by Sea to Summit is designed to enhance your sleeping experience. It is lighter and more packable than traditional fleece, making it an excellent choice for travellers. The mummy shape with a box foot provides extra comfort and warmth, ensuring you stay cosy throughout the night. With a draw cord hood featuring a mini cord lock, you can easily adjust the fit to keep warmth in and cold out. This liner conveniently packs into its own compact stuff sack, making it easy to carry on your adventures.
Mountain Warehouse Thermal Mummy Sleeping Bag Liner
The Mountain Warehouse Sleeping Bag Liner is designed with your comfort in mind. Its breathable fabric allows perspiration to escape, helping you stay cool during warm nights. This liner also promotes hygiene, ensuring your camping gear lasts longer by keeping it clean. With dimensions of 220cm x 85cm x 51cm, it provides ample space for a comfortable sleep. Additionally, it's easy to care for, as it is fully machine washable, making post-camping clean-up a breeze for you.
Kaket Camping Sleeping Bag Liner with Pillow Slot
The Kaket Sleeping Bag Liner is made from soft, cool fabric, perfect for summer camping. This ensures you enjoy a comfortable night's sleep while staying clean and dirt-free. With a standard size of 210 x 70 cm, you have plenty of room to stretch out and relax. Weighing only 250 grams, this liner is incredibly lightweight and easy to carry, folding down to a compact size that fits conveniently into your backpack. Whether you're camping or staying in a hostel, this liner helps provide a clean and comfortable sleeping environment.
WILLNORN Soft and Lightweight Sleeping Bag Liner
The WILLNORN Sleeping Bag Liner is a versatile travel sheet designed for comfort and durability. Made from 100% microfiber, it is soft and breathable, ensuring a pleasant night's sleep. The generous size of 220x95cm accommodates taller users while the built-in pillow pocket adds extra comfort. With a full-length zipper, you can easily enter and exit, and it even converts into a large bed sheet for hotel stays. This liner is perfect for keeping you hygienic while camping or backpacking.
Lifeventure 100% Cotton Sleeping Bag Liner
The Lifeventure Cotton Sleeping Bag Liner is a versatile travel companion, perfect for hostels, trains, or camping. You can use it alone for a breathable, soft sleeping surface or combine it with your sleeping bag for added warmth. Its Polygiene odour control technology ensures you stay fresh even during extended trips without washing. Made from 100% cotton, it wicks away moisture, keeping you comfortable throughout the night. Plus, the integrated pillow sleeve allows you to use a pillow or stuff your clothing for extra support.
MIQIO 2-in-1 Sleeping Bag Liner and Travel Sheet
The MIQIO Sleeping Bag Liner offers incredible versatility as both a sleeping bag liner and a travel sheet, saving you money and space. Its lightweight microfabric is not only softer than cotton but also dries quickly, ensuring comfort during tropical travels. With a generous size of 220x90 cm and a full-length zipper, it provides ample room for relaxation. The durable construction means you can rely on it for years, making it a perfect companion for any adventure.
Frequently Asked Questions (FAQs)
1. Is it worth getting a sleeping bag liner?
A bit of research indicates a sleeping bag liner can be incredibly beneficial. Sleeping bag liners create a barrier between your body and your sleeping bag, keeping your bag clean and extending its life. Additionally, they effectively provide insulation and comfort.
2. How much warmth does a liner add to a sleeping bag?
A bag liner also provides anywhere from 5° to 15°F of extra warmth to your sleeping bag, depending on the liner material. In hot climates, you can use a bag liner or travel sheet by itself and forgo the sleeping bag.
3. Why do people use sleeping bag liners?
Sleeping Bag liners are inserted inside your sleeping bag to add extra warmth and prevent dirt from reaching your bag to keep it clean.
During our sleeping bag liner research, we found 291 sleeping bag liner products and shortlisted 10 quality products. We collected and analyzed 16,632 customer reviews through our big data system to write the sleeping bag liners list. We found that most customers choose sleeping bag liners with an average price of £18.71.
The sleeping bag liners are available for purchase. We have researched hundreds of brands and picked the top brands of sleeping bag liners, including MAMMO, Naturehike, Trail Outdoor Leisure, The Nod Shop, Sea to Summit. The seller of top 1 product has received honest feedback from 276 consumers with an average rating of 4.7.

Luke is a runner, a climber, hiker, hunter, and a lot more. Luke Dobson is Celtic-born and has lived most of his life in Scotland. However, his sporting endeavours have taken him to several countries around Europe. He serves as a tour guide for countless companies and owns a couple of gyms and recreational centres in Scotland. Luke Dobson is proficient in 7 different languages. He maintains many sport article columns where he shares his wealth of experience in the sport industry.