The 8 Best Cotton Mummy Sleeping Bag Liners (2023 reviews)

The frelaxy cotton mummy sleeping bag liner's high-end materials makes sure that it ages well with use. When staying at motels/hotels, it is a compact, easy way to ensure you have clean bedding. It works with rectangular bags, not mummy bags. It offers strength and durability with exceptional softness, more durable than cotton. The material is soft, especially after washing it a few times.

The bag liner is very long and it will fit tall people, very soft and it folds small. It is perfect for summer camping and used as a warm weather sleeping bag. They also wash and dry quickly. This product is comfortable and perfect if weight is not a factor. It is easy to clean/dry after use.

Why We Like This:

Excellent protection from the commercial sheets, pillows, and pillowcases that may be on offer
Light enough to carry on bike touring and hiking
Perfect for sleeping in 90+ degree weather

Best For Winter Camping: Cocoon Cotton Mummy Sleeping Bag Liner

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The cocoon cotton mummy sleeping bag liner is capable of outshining several other liner featured in this list in overall features for the price point. The cocoon silk mummy liner completes the feel of a good marmot plasma, since the silk and down complement each other so well, you almost forget you are camping in 20 degree weather. It feels great against the skin being silk, it compacts to a very small package, which is important for backpackers, and it is lightweight. It is tapered and has fabric to go under your head on the bottom, but not the top.

The silk is a tight enough weave to sit against a wool blanket and not let any scratchiness through. It's soft and easy to pack, and also adds a little comfort and style to a sleeping bag. The silk is soft against your skin and responds well to changing temperatures. It is great for summer camping and staying in hostels abroad.

Why We Like This:

Keeps your sleeping bag from getting too smelly
Liner is easier to wash than sleeping bag
Great multi purpose piece for warmth, protection and cleanliness

Best For Hotel Bed: Vitamin Sea Cotton Mummy Sleeping Bag Liner

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The vitamin sea cotton mummy sleeping bag liner's high-end materials makes sure that it ages well with use. Sleeping bag liner cotton can be a great spring break gift for mom, husband, boyfriend, best friend, grandmother, sister, couple, and for wife a lot more. This queen size sleeping bag liner adds just the right amount of weight and an extra layer of warmth. The fabric is super soft and easy to put it and take it off. It washes and dries easily and fits back inside of the bag. There are buttons on the side near the top that open up for easy entry and exit.

The material is 100% natural cotton. It doesn’t take up much space in your bag and you’ll rest easy knowing your sheets are fresh and clean. The material is very soft and comfortable.

Why We Like This:

Secure snaps (2 per side) that are plastic and won’t rust or break
Easy to put in suitcase and take along on vacation
Excellent quality, fantastic for safe and comfortable sleeping for 2 people

Best With quilt: M44Space Cotton Mummy Sleeping Bag Liner

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The m44space cotton mummy sleeping bag liner should be able to handle its purpose and duties with ease. The M44space Sleeping Bag Liner is an excellent accessory for anyone who loves camping or outdoor adventures. It requires a wrap around style that creates a wedge that essentially prevents your feet from getting cleanly in the foot box unless you maneuver a particular way. It folds up small, lightweight, and easy to deploy. It adds warmth in the winter and keeps you cooler in the summer.

This liner is made from soft cotton and feels nice against the skin. It’s very wide on top, and only the hood cinches, so it’ll be hard to get a snug fit on chilly days. This will add an extra liner for warmth, protection inside the bag, and even in other cases an extra sleeping bag. It is a great item for short traveling or maybe even camping to add the extra degrees.

Why We Like This:

Great liner for backpacking and traveling
A nice to have camping accessory
Delivers what they promise

Best For Bed: Acecamp Cotton Mummy Sleeping Bag Liner

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This acecamp 3962 sleeping bag liner is made of cotton and is a standard envelope liner. It comes with products from cookware and waterproof fire starters to multitools and emergency shelters, and acecamp gives outdoor enthusiasts gear they can trust in order to enjoy the adventure. This lightweight and breathable liner adds additional warmth and is soft to the touch.

The stitching isn't anything special and you could make these at home with a pair of scissors and a sewing machine. It also helps to keep the inside of your bag clean, saving it from wear and tear.

Why We Like This:

Soft and comfortable/ packs small and keeps your sleeping bag from getting funky
Warm and soft to the touch
Bring the comfort of your bed to the outdoors
Keeps the inside of your bag clean and protects against wear and tear

Best For backpack: Yens Cotton Mummy Sleeping Bag Liner

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The yens cotton cotton mummy sleeping bag liner's material feels more premium than its price would suggest. It’s looking for a soft comfortable sleeping bag to carry for vacations. Yun’s mulberry silk travel sheet is blended with natural mulberry silk hence, is hypoallergenic, odorless and breathable. It is approximately the weight of a sheer pashmina scarf. Its silk fabric feels soft against your skin, regulates the temperature according to the seasons and gives you cool cozy sleep wherever you go.

The light sleeping bag is ideal for those who are heading out for an adventure, picnics, outing, camping, hiking, hoteling even for youths going for hostels and many others. These have the ease of mind that clean sheets provide wherever your travels take you, or extend the life of your sleeping bag by reducing the number of times it needs to be washed.

Why We Like This:

Machine washable, easy to wash and air dries quickly
Ultra lightweight, fits in any backpack or carry-on suitcase
New and hot release

Best With Zipper: Mountainsmith Cotton Mummy Sleeping Bag Liner

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The mountainsmith cotton mummy sleeping bag liner is suitable and reliable and fits well with your regular usage. Mountainsmith builds some of the best, most durable, and functional packs on the market, unmatched for their comfort, stability, value and performance. The unparalleled quality continues with a full line of outdoor products for today’s active lifestyle consumer.

Why We Like This:

Surprisingly compact and light when packed away in included stuff sack
New and hot release

Best For Travel: Big Agnes Cotton Mummy Sleeping Bag Liner

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If you are looking for a reliable liner for your daily usage, you cannot go wrong with the big agnes cotton mummy sleeping bag liner. It is a "mummy" style liner for a "mummy" style sleeping bag. It is smooth and comfortable and can be used as a stand-alone sleeping bag in warmer conditions. Inside your sleeping bag this adds softness, a little extra warmth, and helps keep your bag clean.

This liner is sewn across the bottom and about two feet up the open side. It has snaps making it easy to get in/out. The bottom of the liner is 16 " wide and 10 " tall, the liner is sewn from the bottom up the side 30 " and the width at that point is 30 " and the width at that point is very effective in one bag. It is easy to pull out and cover with while enjoying the “ultimate hang. It is easy to wash in the washing machine.

Why We Like This: