It was awarded our prestigious gear of the year award for 2013.
Sea to summit spark spiii sleeping bag.
The temperature in the sleeping bag name is the stated low en rating.
Sea to summit is an australian brand that continues to impress.
It does give up some luxury and versatility in order to achieve its amazingly low weight and minimal size.
The sea to summit spark iii is incredibly lightweight and one of the most compact sleeping bags in our review.
Higher loft means that less down can be used to achieve the same temperature rating important for performance sleeping bags.
The sea to summit spark sp i sleeping bag is light enough that it might just weigh less than your favourite down jacket.
Our sleeping bags are designed to keep you warm and comfortable whether your are backpacking in the summer or winter camping.
This time we have the newly released sea to summit spark spiii sleeping bag up for review.
It also packs down smaller than most bags we ve used and can still keep you comfortable through the summer and into the shoulder seasons.
Sleeping bags sea to summit is excited to announce that all of our sleeping bags use down that has been sourced and certified by the responsible down standard.
The loft and down quality composition are independently tested by the international down and feather laboratory idfl a copy of the certification is supplied with every sea to summit sleeping bag.
All of our down is responsibly sourced rds certified and high loft with a permanent water repellent treatment.
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.
Uses a full box baffle construction to accommodate extra down and reduce cold spots.
All sea to summit down sleeping bags use responsible down standard rds certified down.
Here s how it fared after a season and a half of use.
The highest lofting down used in any of sea to summit s sleeping bags.
The outer fabric is water resistant for protection from morning dew and rainfall.
850 fill power indicates that one ounce 30g of down will re expand to over 850 cubic inches after compression.
Last season we put the sea to summit xt2 3d down sleeping bag through the preverbal bsc review ringer and it came out the other side with flying colours.
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.