Sea To Summit Sleep Systems
Prioritising Comfort and Quality
Discover Sea to Summit's award-winning camping Sleep Systems range to maximise your sleep for your wilder adventures. Their technical range of sleeping mats, sleeping bags, camp quilts, pillows and sleeping liners have been designed to be paired together for maximum performance and comfort.
Whether you’re preparing for your next high-altitude expedition, backpacking, bikepacking or a camping weekend away, Sea to Summit's range of unisex sleep systems and women's specific sleep systems will ensure you achieve a great night’s sleep, no matter where you are.
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Sea To Summit Altitude I Sleeping Bag (Women's) -4°C
Offering the perfect backpacking balance of comfort vs weight, the Altitude™ Series sleeping bags have more space than traditional mummy bags, yet still provide the thermal efficiency you need when exploring above the tree-line. The Free-Flow triple-zip design ensures your...
$599.95
$479.96
-20%
Sea To Summit Altitude II Sleeping Bag (Women's) -10°C
Offering the perfect backpacking balance of comfort vs weight, the Altitude™ Series sleeping bags have more space than traditional mummy bags, yet still provide the thermal efficiency you need when exploring above the tree-line. The Free-Flow triple-zip design ensures your...
$699.95
from $559.96
-20%
Sea To Summit Ascent I Sleeping Bag (2°C)
Light, warm, comfortable and most importantly, adaptable. The Ascent™ is a sleeping bag of choice for most adventures, most of the time. Offering the perfect backpacking balance of comfort vs weight, the Ascent™ Series sleeping bags have more space than...
$499.95
from $399.96
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Sea To Summit Ascent II Sleeping Bag (-4°C)
Light, warm, comfortable and most importantly, adaptable. The Ascent™ is a sleeping bag of choice for most adventures, most of the time. Offering the perfect backpacking balance of comfort vs weight, the Ascent™ Series sleeping bags have more space than...
$599.95
from $479.96
-20%
Sea To Summit Ascent III Sleeping Bag (-11°C )
Light, warm, comfortable and most importantly, adaptable. The Ascent™ is a sleeping bag of choice for most adventures, most of the time. Offering the perfect backpacking balance of comfort vs weight, the Ascent™ Series sleeping bags have more space than...
$699.95
from $559.96
-20%
Sea To Summit Flame 0 Sleeping Bag (Women's) 13°C
Ultra-light and technical, our Flame™ Series bags are designed to keep you as warm as possible while minimising packed weight and size. The Flame™ Series spans everything from an ultralight liner to an expedition weight mid-winter bag. While the end...
$399.95
from $319.96
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Sea To Summit Flame I Sleeping Bag (Women's) 9°C
Ultra-light and technical, our Flame™ Series bags are designed to keep you as warm as possible while minimising packed weight and size. The Flame™ Series spans everything from an ultralight liner to an expedition weight mid-winter bag. While the end...
$449.95
from $359.96
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Sea To Summit Flame II Sleeping Bag (Women's) 2°C
Ultra-light and technical, the Flame™ Series bags are designed to keep you as warm as possible while minimising packed weight and size. The Flame™ Series spans everything from an ultralight liner to an expedition weight mid-winter bag. While the end...
$549.95
from $439.96
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Sea To Summit Flame III Sleeping Bag (Women's) -4°C
Ultra-light and technical, the Flame™ Series bags are designed to keep you as warm as possible while minimising packed weight and size. The Flame™ Series spans everything from an ultralight liner to an expedition weight mid-winter bag. While the end...
$699.95
$559.96
-20%
Sea To Summit Flame IV Sleeping Bag (Women's) -10°C
Ultra-light and technical, our Flame™ Series bags are designed to keep you as warm as possible while minimising packed weight and size. The Flame™ Series spans everything from an ultralight liner to an expedition weight mid-winter bag. While the end...
$849.95
$679.96
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Sea To Summit Spark 0 Sleeping Bag (14°C)
Ultra-light and technical, our Spark™ Series bags are designed to keep you as warm as possible while minimising packed weight and size. The Spark™ Series spans everything from an ultralight liner to an expedition weight mid-winter bag. While the end...
$399.95
from $319.96
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Sea To Summit Spark I Sleeping Bag (9°C)
Ultra-light and technical, our Spark™ Series bags are designed to keep you as warm as possible while minimising packed weight and size. The Spark™ Series spans everything from an ultralight liner to an expedition weight mid-winter bag. While the end...
$449.95
from $359.96
-20%
Sea To Summit Spark II Sleeping Bag (4°C)
Ultra-light and technical, our Spark™ Series bags are designed to keep you as warm as possible while minimising packed weight and size. The Spark™ Series spans everything from an ultralight liner to an expedition weight mid-winter bag. While the end...
$549.95
from $439.96
-20%
Sea To Summit Spark III Sleeping Bag (-2°C)
Ultra-light and technical, our Spark™ Series bags are designed to keep you as warm as possible while minimising packed weight and size. The Spark™ Series spans everything from an ultralight liner to an expedition weight mid-winter bag. While the end...
$699.95
from $559.96
-20%
Sea To Summit Spark IV Sleeping Bag (-8°C)
Ultra-light and technical, our Spark™ Series bags are designed to keep you as warm as possible while minimising packed weight and size. The Spark™ Series spans everything from an ultralight liner to an expedition weight mid-winter bag. While the end...
$849.95
from $679.96
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Sea To Summit Alpine II Sleeping Bag (-12°C)
Sea to Summmit's Alpine™ Series combines their most technical sleeping bag features to deliver reliable performance while cocooning you in the highest quality RDS 850+ Loft Goose ULTRA-DRY Down™. Designed for high altitude mountaineering and arctic conditions, the contoured mummy...
$999.95
$799.96
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Sea To Summit Alpine III Sleeping Bag (-29°C)
Sea to Summit's Alpine™ Series combines our most technical sleeping bag features to deliver reliable performance while cocooning you in the highest quality RDS 850+ Loft Goose ULTRA-DRY Down™. Designed for high altitude mountaineering and arctic conditions, the contoured mummy...
$1,349.95
$1,079.96
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Sea To Summit Cinder Quilt (Unisex)
Designed as a lightweight and packable summer quilt, the versatile 750+ Loft ULTRA-DRY Down Cinder CdI also integrates with all Sea to Summit sleeping bags (from 2021) to boost the warmth of your complete sleep system. When the mercury climbs,...
$299.95
$239.96
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Sea To Summit Ember I Sleeping Bag (Unisex)
Upgraded for 2019 with super lofty 850+ down, ultra-light 7D and 10D fabrics and a bit more shoulder room, our Ember™ Quilts are loved by through-hikers, cycle tourers and anyone looking for unadulterated plush warmth in a tiny compressed size....
$449.95
$359.96
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Sea To Summit Ember II Sleeping Bag (Unisex)
Upgraded for 2019 with super lofty 850+ down, ultra-light 7D and 10D fabrics and a bit more shoulder room, our Ember™ Quilts are loved by through-hikers, cycle tourers and anyone looking for unadulterated plush warmth in a tiny compressed size....
$599.95
$479.96
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Sea To Summit Ember III Sleeping Bag (Unisex)
Upgraded for 2019 with super lofty 850+ down, ultra-light 7D and 10D fabrics and a bit more shoulder room, the Ember™ Quilts are loved by through-hikers, cycle tourers and anyone looking for unadulterated plush warmth in a tiny compressed size....
$699.95
$559.96
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Sea to Summit Traverse II Sleeping Bag (Unisex) 2°C
Whether you hike through snow to sleep in an alpine hut or camp out after a summer storm, the Traverse™ won’t let you down. Sea to Summit's unique WaveLoft™ construction uses thick layers of THERMOLITE® insulation looped together to gain...
$289.95
$231.96
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Sea to Summit Traverse III Sleeping Bag (Unisex) -4°C
Whether you hike through snow to sleep in an alpine hut or camp out after a summer storm, the Traverse™ won’t let you down. Sea to Summit's unique WaveLoft™ construction uses thick layers of THERMOLITE® insulation looped together to gain...
$319.95
$255.96
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Sea To Summit Trek I Sleeping Bag (Unisex) 5°C
Traditional comfort and value, with an anything but traditional design approach, the Trek™ Series sleeping bags are what we grab for globe-trotting adventures on a budget. Vertical baffles over the chest section ensure the down insulation cannot migrate or shift to...
$369.95
$295.96