
The Mountain Hardwear Lamina Sleeping Bag is a reliable and innovative sleeping bag for fall and winter camping. Its unique Lamina™ construction maximizes the loft of insulation, eliminates cold spots, and maps insulation to areas requiring the most warmth. The bag's Thermal.Q™ fill is distributed throughout, with more fill over key regions for heat like the torso, and less over the legs. The Lamina Z bags are also built with welded baffles instead of sewn-through stitching, which creates weak spots in the insulation. The bag's synthetic insulation works well when wet, making it ideal for damp and unpredictable camping conditions.
| Characteristics | Values |
|---|---|
| Construction | Lamina™ construction strategically maximizes the loft of insulation, eliminates cold spots, and thermally maps insulation to areas needing the most warmth |
| Insulation | Thermal.Q™ fill distributed throughout the bag, with more fill over key regions for heat like the torso, and less over the legs |
| Zipper | Light and durable, two-way #5 zipper with anti-snag and glow-in-the-dark, reflective pull |
| Packed Size | 7" x 15" (larger than down sleeping bags) |
| Weight | 43 ounces (nearly twice as heavy as down bags) |
| Temperature Rating | 21-degree-Fahrenheit rating (can be pushed another ten degrees colder) |
| Eco-Friendly | Insulation composed of 80% recycled materials |
| Design | Basic mummy bag design, with a spacious, well-built foot box |
| Price | Under $200 |
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What You'll Learn

Lamina sleeping bags are ideal for cold nights under the stars
The Mountain Hardwear Lamina Sleeping Bag is a reliable and innovative choice for fall and winter camping. Its unique construction, eco-friendly insulation, efficient design, and smart features make it an ideal companion for cold nights under the stars.
The Lamina Sleeping Bag boasts a unique Lamina™ construction that strategically maximizes the loft of insulation, eliminates cold spots, and thermally maps insulation to areas where you need the most warmth. This innovative design feature became especially evident when the temperatures dropped during a camping event. The Lamina™ Construction enhances loft and eliminates cold spots, ensuring consistent warmth throughout the bag. The Thermal.Q™ fill is distributed throughout the sleeping bag, with more fill over key regions for heat, like your torso, and less over your legs.
The Lamina Sleeping Bag also comes with a tailored hood that comfortably blocks drafts and seals in warmth, keeping you warm even on the chilliest nights. The bag features a light and durable two-way #5 zipper with anti-snag technology, making entry, exit, and ventilation easy. The glow-in-the-dark, reflective zipper pull is a handy feature when you need to find your way in the dark. The bag is available in left-hand and right-hand zippers, allowing for zip-together functionality, perfect for couples or friends who want to cozy up in the same sleeping bag.
The Lamina Sleeping Bag is a great value option for those seeking a reliable and warm sleeping bag for cold nights under the stars. Its unique construction, insulation, and smart features make it a trustworthy choice for outdoor adventures, providing a comfortable and cozy sleeping experience in challenging conditions.
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They are made from synthetic materials
The Mountain Hardwear Lamina sleeping bag is made from synthetic materials, which offer a range of benefits for campers. Firstly, synthetic materials are known for their ability to retain warmth even when wet, making them ideal for camping in damp and unpredictable conditions. This is a significant advantage over down sleeping bags, which become useless when they get wet. The Lamina bag's insulation is composed of 80% recycled materials, which not only reduces its environmental impact but also ensures that it remains warm even in humid conditions.
Another advantage of synthetic materials is their durability. The Lamina sleeping bag features a welded Lamina™ construction, which enhances loft and eliminates cold spots. This construction method involves welding the bag's baffles instead of using sewn-through stitching, creating a continuous blanket of insulation without any weak spots. The synthetic materials used in the Lamina bag are also smooth and comfortable, with no stitches disrupting the interior fabric. This smooth construction is a common feature of synthetic bags, as there is no risk of the insulation moving around.
The Mountain Hardwear Lamina sleeping bag is designed to be versatile and adaptable to various conditions. Its synthetic insulation performs well even when wet, making it suitable for damp and cold environments. The bag is rated to temperatures as low as minus 18 degrees Celsius, and its unique construction helps seal in heat and keep the user comfortable. The bag's synthetic materials are also lightweight, making it a good choice for backpacking and hiking. While the bag is slightly heavier than some down bags, it still falls within a manageable weight range for outdoor adventures.
The Lamina sleeping bag's synthetic materials also contribute to its affordability. Synthetic bags are often more budget-friendly than ultra-premium down bags, making them a great value option for campers. The Lamina bag, in particular, is known for offering excellent performance at a fraction of the cost of more expensive bags. Its synthetic insulation and construction provide a good balance of warmth, comfort, and durability at a lower price point.
Overall, the Mountain Hardwear Lamina sleeping bag's synthetic materials offer a combination of warmth, durability, and versatility. They provide a reliable and eco-friendly option for campers, especially those who frequently encounter damp and cold conditions. While synthetic bags may have some drawbacks in terms of weight and packability, the Lamina bag's design and features help mitigate these issues, making it a popular choice for outdoor enthusiasts.
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The bags are versatile and perform well when wet
The Mountain Hardwear Lamina sleeping bag is a reliable and innovative choice for fall and winter camping. Its welded Lamina™ construction enhances loft and eliminates cold spots, ensuring consistent warmth throughout the bag. The Thermal.Q™ fill is distributed throughout the bag, with more fill over key regions for heat, like your torso, and less over your legs. This insulation, composed of 80% recycled materials, retains its warmth even when wet, making it ideal for damp and unpredictable camping conditions.
The Lamina sleeping bag is a synthetic bag that works well when wet. It has a unique construction that maximises the loft of insulation, eliminates cold spots, and thermally maps insulation to areas where you need the most warmth. This design feature is especially evident when temperatures drop. The bag's insulation doesn't just insulate; it retains its warmth even when wet, making it ideal for damp and unpredictable camping conditions. The bag's synthetic insulation performs well when wet, and it offers respectable warmth in a reasonably comfortable package.
The Lamina bag is also versatile in terms of its compression. While it is a little bulkier than down bags, it can still be compressed to a pretty manageable size using a compression sack. This makes it a good option for adventures where you need to pack your gear into small spaces, such as packrafting or sea kayaking. The bag also comes with its own compression sack, which does a great job of compressing the bag, although it weighs an ounce or more than some other sacks.
The Lamina sleeping bag is a great choice for those looking for a versatile and moisture-resistant sleeping bag that performs well in a range of conditions, including damp environments. Its innovative construction, eco-friendly insulation, efficient design, and smart features make it an ideal companion for cold nights under the stars.
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$7.99 $15.99

Lamina bags are reasonably comfortable and priced
The Mountain Hardwear Lamina sleeping bag is a reasonably priced option for those seeking a comfortable and reliable sleeping bag for cold nights outdoors. With its unique Lamina™ construction, the bag maximises the loft of insulation, eliminates cold spots, and strategically maps insulation to areas that require the most warmth. This feature ensures consistent warmth throughout the bag, making it ideal for chilly nights in the Colorado mountains or anywhere with similar temperatures.
The bag's Thermal.Q™ fill or Thermal.Q Insulation is another standout feature. Composed of 80% recycled materials, this insulation not only retains warmth when wet but also efficiently moves perspiration out of the bag. This eco-friendly feature is a bonus for environmentally conscious campers. The Lamina Z bags also include welded baffles instead of sewn-through stitching, preventing "pinching" of the shell and liner and creating a more robust sleeping system.
The Lamina sleeping bag offers a comfortable and spacious design. Its efficient mummy cut saves weight and space while providing a cosy sleeping environment. The bag's tailored hood comfortably blocks drafts and seals in warmth, ensuring a toasty experience even on the chilliest nights. The two-way #5 zipper with anti-snag technology makes entry, exit, and ventilation effortless. The bag also includes a draft collar, which is crucial for pushing the temperature limits of any sleeping bag.
While the Lamina sleeping bag may not be the most lightweight or compact option, it still compares well to similarly priced bags. The bag's compression sack helps to reduce its packed size, making it a solid choice for those seeking a reasonably priced, versatile, and comfortable sleeping bag for their outdoor adventures. The Lamina sleeping bag is a testament to Mountain Hardwear's strength in delivering functional and affordable expedition and camping gear.
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They are a good choice for fall and winter camping
The Mountain Hardwear Lamina Sleeping Bag is a great choice for fall and winter camping. Its welded Lamina™ construction enhances loft, eliminates cold spots, and ensures consistent warmth throughout the bag. This is especially useful for camping in the colder months, as it will keep you warm and toasty even on the chilliest nights. The Thermal.Q™ insulation, made from 80% recycled materials, is another feature that makes the Lamina sleeping bag ideal for fall and winter camping. The insulation doesn't just provide warmth; it also retains heat even when wet, making it perfect for the unpredictable camping conditions of fall and winter.
The Lamina sleeping bag has a tailored hood that comfortably blocks drafts and seals in warmth, ensuring you stay warm even when the temperature drops. The bag also has a two-way #5 zipper with anti-snag technology, making it easy to get in and out of the bag without any hassles. The zipper also has a glow-in-the-dark, reflective pull, making it convenient to find your way in the dark. These features make the Lamina sleeping bag a reliable choice for fall and winter camping, providing both warmth and ease of use.
The Lamina sleeping bag is designed with a spacious and well-built footbox that stays expanded all night, keeping your feet warm. This is a significant improvement over other sleeping bags where the foot area collapses, reducing the amount of warm air it can trap. The Lamina bag also has a draft collar, which is essential for pushing the temperature limits of any sleeping bag. These features ensure that you stay warm from head to toe, making it a great choice for the colder months.
The Lamina sleeping bag is also a good option for fall and winter camping due to its versatility and performance in various conditions. It performs well when wet, which is a common occurrence during these seasons. While the bag is heavier and bulkier than some other options, it is still a solid choice, especially considering its price point. The Lamina sleeping bag offers a great balance of features, warmth, and affordability, making it a popular choice for those looking to brave the cold on their outdoor adventures.
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Frequently asked questions
The Lamina Sleeping Bag is a Mountain Hardwear product designed for fall and winter camping. It is a synthetic bag that works in wet conditions.
The Lamina Sleeping Bag is an affordable option for campers who want to stay warm and dry in cold and wet conditions. The bag's unique Lamina™ construction maximises the loft of insulation, eliminates cold spots, and maps insulation to areas that need the most warmth. The bag is also eco-friendly, with Thermal.Q™ insulation made from 80% recycled materials.
The Lamina Sleeping Bag is a good option for campers who want a reliable and innovative sleeping bag for cold and wet conditions. It is particularly useful for those who want to avoid the fragility of down bags, which are more prone to damage and useless when wet. The bag's basic mummy bag design is comfortable for most sleepers, although side and stomach sleepers may prefer a bag with a more generous lower body cut.











































