At 880g this isn’t an ultralight bag, and although it packs down easily into its compression sack and is small enough to fit in a roomy backpack. All in all, Sea to Summit are setting the Ascent ...

Sea to Summit Spark SP III (3 ... It’s also very much a premium bag, coming with a lightweight compression sack and a larger storage bag, as well as a mini-biner to attach the provenance ...