{"product_id":"sea-to-summit-spark-1-sleeping-bag","title":"Sea to Summit Spark −1°C Down Sleeping Bag","description":"\u003cp\u003eThe \u003cstrong\u003eSea to Summit Spark −1°C Sleeping Bag\u003c\/strong\u003e delivers an excellent balance of warmth, weight and packability for lightweight three-season adventures.\u003c\/p\u003e\n\u003cp\u003ePremium 850+ fill-power goose down provides efficient insulation without unnecessary bulk, while the performance mummy shape, technical hood and draft protection help retain warmth. Weighing approximately 493g in Regular, it is ideal for tramping, bikepacking and fast-and-light trips.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ePremium 850+ fill-power, RDS-certified goose down\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUltra-Dry Down treatment helps protect the insulation from moisture\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eISO lower-limit temperature rating of −1°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eISO comfort temperature rating of 4°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLightweight mummy shape improves thermal efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTechnical hood and draft collar help retain body heat\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHalf-length zip reduces weight and heat loss\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLightweight 10D nylon shell and lining\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHighly compressible for space-conscious packing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes a compression sack and storage cell\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho Is It For?\u003c\/h3\u003e\n\u003cp\u003eThe Spark −1°C is ideal for hikers, trampers and bikepackers wanting an ultralight sleeping bag for three-season use, hut trips and milder shoulder-season adventures.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLower limit:\u003c\/strong\u003e −1°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComfort rating:\u003c\/strong\u003e 4°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInsulation:\u003c\/strong\u003e 850+ fill-power goose down\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDown fill weight:\u003c\/strong\u003e Approximately 280g in Regular\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDown certification:\u003c\/strong\u003e Responsible Down Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eShape:\u003c\/strong\u003e Performance mummy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e Approximately 493g in Regular\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum user height:\u003c\/strong\u003e Regular 183cm; Long 198cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eZip:\u003c\/strong\u003e Half-length\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded:\u003c\/strong\u003e Compression sack and storage cell\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eImportant Temperature Information\u003c\/h3\u003e\n\u003cp\u003eThe −1°C figure is the bag’s ISO lower-limit rating. Cold sleepers and those looking for a more comfortable night should use the 4°C comfort rating when selecting their sleeping bag.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Sea to Summit","offers":[{"title":"Default Title","offer_id":44322830778455,"sku":null,"price":849.99,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1149\/7718\/files\/SparkSleepingbag.jpg?v=1789961450","url":"https:\/\/www.mdoutdoors.co.nz\/products\/sea-to-summit-spark-1-sleeping-bag","provider":"MD Outdoors","version":"1.0","type":"link"}