It sports the tightest dimensions among bags we tested and only a 1 3 length 3 ykk zipper that was both the shortest and the smallest zipper of any bag we in our review.
Sea to summit spark 3.
Each model uses premium materials and no frills design to provide cutting edge performance for the designed end use.
The spark ultralight mummy sleeping bag series spans everything from an ultralight down filled liner to a mid winter fast and light sleeping bag.
Sewn through construction minimises weight.
Sea to summit strives to provide the ultimate solutions for outdoor enthusiasts looking for innovative durable lightweight and compact gear.
The review covers the sea to summit spark 3 sleeping bag the.
From our featherlight warm weath.
There is a lot to like about the sea to summit spark spii 28 its 850 fill power goose down a total weight barely over a pound and an absolutely miniscule packed volume there is also plenty to dislike about the spark ii.
Sea to summit strives to provide the ultimate solutions for outdoor enthusiasts looking for innovative durable lightweight and compact gear ultra light and technical our spark series bags are designed to keep you as warm as possible while minimising packed weight and size.
The sea to summit spark iii is incredibly lightweight and one of the most compact sleeping bags in our review.
The outer fabric is water resistant for protection from morning dew and rainfall.
It does give up some luxury and versatility in order to achieve its amazingly low weight and minimal size.
Starting with the warmest and heaviest the sp iii has a fill weight of 400g and a comfort rating of 25f 4c.
The ultradry down protection also makes the spark an impressive hard alpine or adventure racing bag where every gram is counted and down has never been a viable option.
All of our down is responsibly sourced rds certified and high loft with a permanent water repellent treatment.
Our spark series bags is what you reach for when you need a high performance sleeping bag but don t want to be weighed down by one.
Our testers particularly detest its narrow dimensions and a zipper that constantly snags.
Our sleeping bags are designed to keep you warm and comfortable whether your are backpacking in the summer or winter camping.
Sea to summit offers three variations in the spark series.
This video describes our current lightweight backpacking sleeping solution from sea to summit.