SEA TO SUMMIT SPARK SP II SLEEPING BAG REVIEW

SEA TO SUMMIT SPARK SP II SLEEPING BAG REVIEW

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. That's a big reason why I originally purchased it myself. Now that I have trail tested it for over three years in various conditions I will share with you all its features and my overall experience with it. 

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