zzdsport
/
Camping and Hiking
/
Backpacks
/
Spark SpIII 18F (Fall 2023)
Sea to Summit
Spark SpIII 18F (Fall 2023)
$508.95 - $528.95
Description

　　Ultralight and super-compact with 850+ ULTRA-DRY Down

　　The Spark 18F is an ultralight down bag that packs down super-small for fast-and-light shoulder-season trips. The Spark uses premium materials, including ULTRA-DRY Down 850+ Loft Loft, and no-frills design to provide cutting-edge performance for backpacking, bikepacking, and travel. Ultralight does not mean ultra-tight: The Spark sleeping bags are snug but still have adequate girth for the performance-oriented backcountry user.

Footprint sold separately.
Description
Brand Name:
Sea to Summit
Temp Rating:
18° F
Seasonal Usage:
Three Season
Temp Rating Celsius:
-8° C
Bag Style:
Mummy
Gender:
Unisex
Fill Weight:
Regular: 15.2 oz / 430 g
Long: 17.1 oz / 485 g
Color:
Gray / Yellow
Insulation:
ULTRA-DRY Down 850+ Loft; RDS-certified
Weight:
Regular: 1 lb 7.5 oz / 665 g
Long: 1 lb 10.3 oz / 745 g
Bag Length:
Regular: fits users up to 6 ft / 183 cm
Long: fits users up to 6 ft 4 in / 192 cm
Circumference at Chest:
Regular: 61 in / 155 cm
Long: 64 in / 162 cm
Circumference at Hips:
Regular: 53 in / 135 cm
Long: 56 in / 142 cm
Circumference at Foot:
Regular: 37 in / 94 cm
Long: 39 in / 100 cm
Bag Shell Material:
10D Nylon
Bag Stuff Size:
4.9L volume when compressed using included compression sack
Other Features:
• ULTRA-DRY Down 850+ Loft 90% Down Cluster Premium Duck Down certified Responsible Down Standard (RDS)
• 10D shell and 7D liner materials help to achieve the incredible lightweight and compact packed size
• Uses a full box baffle construction to accommodate extra down and reduce cold spots
• Expedition mummy bag sizing provides extra space for layered clothing or extra wiggle room
• Vertical baffles in chest optimize position of down and prevent it moving during use
• Zippered draft tube, hood draft collar, and front neck draft collar to prevent heat loss
• Full side zip with two sliders provides easy access and ventilation options
• Updated sizing provides extra room for both shoulders and hips while maintaining insulation efficiency
• Includes lightweight Ultra-Sil™ compression bag and storage cell
Previous Article：Spark SpIV 5F (Fall 2023) Next Article：Phantom Alpine 15F (Fall 2023)
Description
Comments
Welcome to zzdsport comments! Please keep conversations courteous and on-topic. To fosterproductive and respectful conversations, you may see comments from our Community Managers.
Sign up to post
Sort by
Show More Comments
Information Recommendation
Inspiring Trail Karma on One of Georgia’s Best Family Hikes
　　As an advocate for family-friendly outdoor adventure, supermom Jessica Human transforms a northwest Georgia trailhead into a welcoming haven for trail crews with Friends of Cloudland State Park. After impromptu hot chocolate service, she and her three sons make the hike up Sittons Gulch and pop up a watercolor painting station to capture the beauty of an inspiring landscape accessible...
Spring Has Sprung: Grab These Gear Deals From Backcountry, Sea to Summit, and More
　　Backcountry: Up to 50% Off 　　 　　(Photo/Cotopaxi) Cotopaxis Fuego Down jackets have become some of the most popular puffies around, and you can get them at steep discounts during the Semi-Annual Sale from Backcountry right now. Theyre available at 40% off for men and 30% off for women. 　　But theres plenty more to explore in this massive sale from Backcountry,...
Gamify Indoor Bike Training (for Cheap): ‘Smash Your Fitness’ Review
　　Indoor bike training morphed from simply pedaling indoors against artificial resistance to an all-encompassing digital domain. Modern smart trainers linked to virtual riding and racing platforms deliver all the metrics fitting professional cyclists. 　　Indoor training can be very serious. WorldTour teams have plucked riders based on indoor riding data or indoor competitions, all done via smart trainers and platforms like...
My BASE Jumping Parachute Didn’t Open, But I Survived
　　On January 22, 2025, I hiked to the top of the Chief, a 2,303-foot granite monolith in Squamish, British Columbia for what I thought would be a casual BASE jump. I’ve done it over 100 times. It’s one of those jumps where you take off, open, fly to the parking lot, and land. There’s only one tricky spot: a corner...
Lightest Auto-Inflating Sleep Pad, K9 Raft-Bed, Outdoor Archive Book, and More Emerging Gear
　　Its another beautiful week to be a GearJunkie. Weve got several crowdfunding projects to show off this week, from electric motorcycles to inflatable dog beds, as well as new releases from tried-and-true camping brands like Snow Peak and EXPED. 　　So take a load off, pour a cup of coffee, and enjoy a few minutes of blissful online window-shopping with this...
Fowl Play? Trump Jr. Investigated for Allegedly Shooting Rare Duck in Italy
　　Just because it walks like a duck and quacks like a duck doesnt mean its a duck you can shoot. 　　Thats the message Italian politicians want to send to Donald Trump Jr., whos facing an investigation over claims he killed a protected bird species during a December hunting trip in Venice. The citys prosecutors opened an inquiry into Trump Jr.s...
This Hiker Hydration Hack Is Now a Product You Can Buy
　　Almost every hiker box I have ever seen after 11,000 miles on American trails has the same litter problem: the thin plastic water bags that accompany the popular Sawyer Squeeze, the most efficient and reliable water filter I have ever used. In theory, these ubiquitous black-and-blue mylar bags are a hikers dream, able to hold nearly a liter of water...
Fork Failure: BMC Issues Recall for Kaius 01 Gravel Bikes
　　BMC announced a voluntary recall today for Kaius 01 gravel bikes and frames. The brand said it received reports of a few instances where certain fork steerer tubes have separated under heavy duty riding conditions. 　　The defect in question rests with the carbon steerer tube. This is part of the fork that extends through the frames head tube and connects...
Patagonia’s Wader Repair Tour Is Back, and Your Beat-Up Waders Are Invited
　　Patagonia is bringing its Wader Repair Tour back on the road this spring, offering free fixes for your busted waders, no matter the brand. If you have a pair with leaks, tears, or just some serious miles on them, this is your chance to keep them in the game. 　　If you are the type to think, I can make it...
...
The South Face of Mount Robson Sees a First Ski Descent
　　The sun was setting over the South Face of 12,972-foot Mount Robson, the highest peak in the Canadian Rockies, when Canadian professional ski mountaineer Christina “Lusti” Lustenberger and Chamonix-based IFMGA guide Guillaume “Gee” Pierrel decided bail on their climb. 　　The two were attempting a first descent of the peaks Great Couloir on February 13, and were just 650 feet shy...
Cooler Wars Heat Up: Coleman Capitalizes On Igloo Recall With ‘Trade Up’ Offer
　　Recently, Igloo recalled more than 1 million 90-quart rolling coolers because of fingertip amputation and crushing hazards. Its one of the largest cooler recalls in the brands history, and Igloos competitor, Coleman, didnt hesitate to seize the opportunity for some good PR. 　　This week, Coleman announced its Cooler Trade Up sweepstakes. Now, anyone who bought one of the recalled Igloos can...
About
Terms and Conditions Privacy policy Cookie Settings Contact Us
Services
Login register
zzdsport Womens Mens Outdoor Activities Camping Camping and Hiking
Links
zpostcode Recruit weather mreligion Yellowpages sport constellation shopping name game directory literature Word tour furnish Lottery tftnews lyrics News digital car dir Edu Finance
Copyright 2023-2026 - www.zzdsport.com All Rights Reserved