The sea to summit spark iii is incredibly lightweight and one of the most compact sleeping bags in our review.
Sea to summit spark sp iii review.
The spark series spans everything from an ultralight liner to an expedition weight mid winter bag.
Sea to summit spark sp ii sleeping bag review august 10 2018 justin lightcap the sea to summit spark ii is a mummy style sleeping bag that s designed for the minimalist backpacker who wants to be light and fast on the trail.
It does give up some luxury and versatility in order to achieve its amazingly low weight and minimal size.
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.
Our testers particularly detest its narrow dimensions and a zipper that constantly snags.
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.
Starting with the warmest and heaviest the sp iii has a fill weight of 400g and a comfort rating of 25f 4c.
Each utilizes their ultra drydown 850 loft goose down and are all targeted towards cycling touring ultra light hiking adventure racing and bikepacking.
It was awarded our prestigious gear of the year award for 2013.
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.
Sea to summit is an australian brand that continues to impress.